Base | Representation |
---|---|
bin | 11001011000010000111… |
… | …11011010001001010111 |
3 | 10002100211122000002022000 |
4 | 30230020133122021113 |
5 | 103241344311444000 |
6 | 1504333440210343 |
7 | 120000326414646 |
oct | 14541037321127 |
9 | 3070748002260 |
10 | 872020812375 |
11 | 306905019039 |
12 | 1210060099b3 |
13 | 64300c7749b |
14 | 302c54d335d |
15 | 17a3b027000 |
hex | cb087da257 |
872020812375 has 128 divisors (see below), whose sum is σ = 1695690547200. Its totient is φ = 441580464000.
The previous prime is 872020812359. The next prime is 872020812379. The reversal of 872020812375 is 573218020278.
872020812375 is a `hidden beast` number, since 8 + 72 + 0 + 208 + 1 + 2 + 375 = 666.
872020812375 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 872020812375 - 24 = 872020812359 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 872020812375.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (872020812379) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5466496 + ... + 5623754.
It is an arithmetic number, because the mean of its divisors is an integer number (13247582400).
Almost surely, 2872020812375 is an apocalyptic number.
872020812375 is a deficient number, since it is larger than the sum of its proper divisors (823669734825).
872020812375 is a wasteful number, since it uses less digits than its factorization.
872020812375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157367 (or 157351 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The spelling of 872020812375 in words is "eight hundred seventy-two billion, twenty million, eight hundred twelve thousand, three hundred seventy-five".
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