Base | Representation |
---|---|
bin | 10001110000100011010111… |
… | …100000001100101101111101 |
3 | 101020112121021022210012102210 |
4 | 101300203113200030231331 |
5 | 40214121030004240410 |
6 | 434040054443211033 |
7 | 22310530414303620 |
oct | 2160432740145575 |
9 | 336477238705383 |
10 | 78103300852605 |
11 | 22982473200916 |
12 | 8914b39516a79 |
13 | 3477156c2aa02 |
14 | 15403116c3db7 |
15 | 9069a5866220 |
hex | 4708d780cb7d |
78103300852605 has 32 divisors (see below), whose sum is σ = 143907674093568. Its totient is φ = 35431813684800.
The previous prime is 78103300852579. The next prime is 78103300852609. The reversal of 78103300852605 is 50625800330187.
It is not a de Polignac number, because 78103300852605 - 25 = 78103300852573 is a prime.
It is a super-3 number, since 3×781033008526053 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78103300852609) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2839073881 + ... + 2839101390.
It is an arithmetic number, because the mean of its divisors is an integer number (4497114815424).
Almost surely, 278103300852605 is an apocalyptic number.
It is an amenable number.
78103300852605 is a deficient number, since it is larger than the sum of its proper divisors (65804373240963).
78103300852605 is a wasteful number, since it uses less digits than its factorization.
78103300852605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5678175417.
The product of its (nonzero) digits is 1209600, while the sum is 48.
The spelling of 78103300852605 in words is "seventy-eight trillion, one hundred three billion, three hundred million, eight hundred fifty-two thousand, six hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •