Base | Representation |
---|---|
bin | 110001010100001000… |
… | …000010011101011001 |
3 | 12001200020122112212021 |
4 | 301110020002131121 |
5 | 1331420424012141 |
6 | 40154135414441 |
7 | 3553114036660 |
oct | 612410023531 |
9 | 161606575767 |
10 | 52951000921 |
11 | 20502506795 |
12 | a319224421 |
13 | 4cbb259610 |
14 | 27c461ddd7 |
15 | 159d9aa6d1 |
hex | c54202759 |
52951000921 has 64 divisors (see below), whose sum is σ = 68237026816. Its totient is φ = 39974860800.
The previous prime is 52951000909. The next prime is 52951000931. The reversal of 52951000921 is 12900015925.
It is not a de Polignac number, because 52951000921 - 29 = 52951000409 is a prime.
It is a deceptive number, since it divides R52951000920.
It is not an unprimeable number, because it can be changed into a prime (52951000901) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51861391 + ... + 51862411.
It is an arithmetic number, because the mean of its divisors is an integer number (1066203544).
Almost surely, 252951000921 is an apocalyptic number.
It is an amenable number.
52951000921 is a deficient number, since it is larger than the sum of its proper divisors (15286025895).
52951000921 is a wasteful number, since it uses less digits than its factorization.
52951000921 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1362.
The product of its (nonzero) digits is 8100, while the sum is 34.
The spelling of 52951000921 in words is "fifty-two billion, nine hundred fifty-one million, nine hundred twenty-one", and thus it is an aban number.
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