Base | Representation |
---|---|
bin | 10001111011011011000110… |
… | …111000111001001101010100 |
3 | 101100012000112012211012110110 |
4 | 101323123012320321031110 |
5 | 40313341002141014444 |
6 | 435411203222323020 |
7 | 22415515043006103 |
oct | 2173330670711524 |
9 | 340160465735413 |
10 | 78850346423124 |
11 | 23140275a27a01 |
12 | 8a15885589470 |
13 | 34cc72c01a333 |
14 | 156853cbb603a |
15 | 91b129c21cb9 |
hex | 47b6c6e39354 |
78850346423124 has 96 divisors (see below), whose sum is σ = 194371510394880. Its totient is φ = 24809719264128.
The previous prime is 78850346423111. The next prime is 78850346423161. The reversal of 78850346423124 is 42132464305887.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a congruent number.
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, 91867462 + ... + 92721794.
It is an arithmetic number, because the mean of its divisors is an integer number (2024703233280).
Almost surely, 278850346423124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 78850346423124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97185755197440).
78850346423124 is an abundant number, since it is smaller than the sum of its proper divisors (115521163971756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78850346423124 is a wasteful number, since it uses less digits than its factorization.
78850346423124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 855829 (or 855827 counting only the distinct ones).
The product of its (nonzero) digits is 30965760, while the sum is 57.
The spelling of 78850346423124 in words is "seventy-eight trillion, eight hundred fifty billion, three hundred forty-six million, four hundred twenty-three thousand, one hundred twenty-four".
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