Base | Representation |
---|---|
bin | 101111101111011… |
… | …110110000000000 |
3 | 2001211011210100001 |
4 | 233233132300000 |
5 | 3120022211442 |
6 | 211251405344 |
7 | 25564116424 |
oct | 5757366000 |
9 | 2054153301 |
10 | 800975872 |
11 | 381148034 |
12 | 1a42b3854 |
13 | c9c35128 |
14 | 78540b84 |
15 | 4a4bb2b7 |
hex | 2fbdec00 |
800975872 has 44 divisors (see below), whose sum is σ = 1627545136. Its totient is φ = 393891840.
The previous prime is 800975869. The next prime is 800975887. The reversal of 800975872 is 278579008.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56053 + ... + 68875.
Almost surely, 2800975872 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 800975872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (813772568).
800975872 is an abundant number, since it is smaller than the sum of its proper divisors (826569264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
800975872 is a wasteful number, since it uses less digits than its factorization.
800975872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12904 (or 12886 counting only the distinct ones).
The product of its (nonzero) digits is 282240, while the sum is 46.
The square root of 800975872 is about 28301.5171324790. The cubic root of 800975872 is about 928.6950797251.
The spelling of 800975872 in words is "eight hundred million, nine hundred seventy-five thousand, eight hundred seventy-two".
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