Base | Representation |
---|---|
bin | 100101101011110001… |
… | …1101010000000001010 |
3 | 21201212212021121221112 |
4 | 1023113203222000022 |
5 | 2311214010003400 |
6 | 101102110010322 |
7 | 5563263313313 |
oct | 1132743520012 |
9 | 251785247845 |
10 | 80925859850 |
11 | 313585a1310 |
12 | 13825aa69a2 |
13 | 7828bb3b94 |
14 | 3cb9b0760a |
15 | 2189907835 |
hex | 12d78ea00a |
80925859850 has 24 divisors (see below), whose sum is σ = 164205927648. Its totient is φ = 29427585200.
The previous prime is 80925859841. The next prime is 80925859907. The reversal of 80925859850 is 5895852908.
It is a self number, because there is not a number n which added to its sum of digits gives 80925859850.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73568414 + ... + 73569513.
It is an arithmetic number, because the mean of its divisors is an integer number (6841913652).
Almost surely, 280925859850 is an apocalyptic number.
80925859850 is an abundant number, since it is smaller than the sum of its proper divisors (83280067798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80925859850 is a wasteful number, since it uses less digits than its factorization.
80925859850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147137950 (or 147137945 counting only the distinct ones).
The product of its (nonzero) digits is 10368000, while the sum is 59.
The spelling of 80925859850 in words is "eighty billion, nine hundred twenty-five million, eight hundred fifty-nine thousand, eight hundred fifty".
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