79 (number)

From Wikipedia, the free encyclopedia
Jump to: navigation, search
← 78 79 80 →
Cardinal seventy-nine
Ordinal 79th
(seventy-ninth)
Factorization prime
Prime 22nd
Divisors 1, 79
Greek numeral ΟΘ´
Roman numeral LXXIX
Binary 10011112
Ternary 22213
Quaternary 10334
Quinary 3045
Senary 2116
Octal 1178
Duodecimal 6712
Hexadecimal 4F16
Vigesimal 3J20
Base 36 2736

Seventy-nine is the natural number following 78 and preceding 80.

In mathematics[edit]

79 is:

In science[edit]

In astronomy[edit]

In other fields[edit]

References[edit]

  1. ^ "Sloane's A016038 : Strictly non-palindromic numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  2. ^ H. Cohen, A Course in Computational Algebraic Number Theory, GTM 138, Springer Verlag (1993), Appendix B2, p.507. The table lists fields by discriminant, which is 4p for Q[p] when p is congruent to 3 modulo 4, as is the case for 79, so the entry appears at discriminant 316.
  3. ^ "Sloane's A006567 : Emirps". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  4. ^ "Sloane's A046066 : Fortunate primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  5. ^ "Sloane's A035497 : Happy primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  6. ^ "Sloane's A007459 : Higgs' primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  7. ^ "Primes of the form (2^n + 1)^2 - 2 = 4^n + 2^(n+1) - 1". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  8. ^ "Sloane's A031157 : Numbers that are both lucky and prime". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  9. ^ "Sloane's A063980 : Pillai primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29. 
  10. ^ "Sloane's A007703 : Regular primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-29.