Base | Representation |
---|---|
bin | 11101111011001010… |
… | …000010011100101101 |
3 | 10001221021010220222002 |
4 | 131323022002130231 |
5 | 1011301014000414 |
6 | 22432154502045 |
7 | 2215143665105 |
oct | 357312023455 |
9 | 101837126862 |
10 | 32131000109 |
11 | 12699125a4a |
12 | 6288734925 |
13 | 3050a18200 |
14 | 17ab484205 |
15 | c80c664de |
hex | 77b28272d |
32131000109 has 24 divisors (see below), whose sum is σ = 36144403200. Its totient is φ = 28515789120.
The previous prime is 32131000091. The next prime is 32131000163. The reversal of 32131000109 is 90100013123.
It is a de Polignac number, because none of the positive numbers 2k-32131000109 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32131000009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1157624 + ... + 1185054.
It is an arithmetic number, because the mean of its divisors is an integer number (1506016800).
Almost surely, 232131000109 is an apocalyptic number.
It is an amenable number.
32131000109 is a deficient number, since it is larger than the sum of its proper divisors (4013403091).
32131000109 is a wasteful number, since it uses less digits than its factorization.
32131000109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27725 (or 27712 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 20.
The spelling of 32131000109 in words is "thirty-two billion, one hundred thirty-one million, one hundred nine", and thus it is an aban number.
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