Base | Representation |
---|---|
bin | 10001110000010000100010… |
… | …010001110111100101100011 |
3 | 101020110200002010201102212021 |
4 | 101300100202101313211203 |
5 | 40213303122110111010 |
6 | 434022512204042311 |
7 | 22306213345465360 |
oct | 2160204221674543 |
9 | 336420063642767 |
10 | 78083080550755 |
11 | 22974937392855 |
12 | 8911035833397 |
13 | 3475283a0b167 |
14 | 153d354053467 |
15 | 9061c05d08da |
hex | 470422477963 |
78083080550755 has 32 divisors (see below), whose sum is σ = 111780367847424. Its totient is φ = 51196813468416.
The previous prime is 78083080550749. The next prime is 78083080550773. The reversal of 78083080550755 is 55705508038087.
It is not a de Polignac number, because 78083080550755 - 225 = 78083046996323 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 78083080550693 and 78083080550702.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14675547 + ... + 19275316.
It is an arithmetic number, because the mean of its divisors is an integer number (3493136495232).
Almost surely, 278083080550755 is an apocalyptic number.
78083080550755 is a deficient number, since it is larger than the sum of its proper divisors (33697287296669).
78083080550755 is a wasteful number, since it uses less digits than its factorization.
78083080550755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33953755.
The product of its (nonzero) digits is 47040000, while the sum is 61.
The spelling of 78083080550755 in words is "seventy-eight trillion, eighty-three billion, eighty million, five hundred fifty thousand, seven hundred fifty-five".
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