Base | Representation |
---|---|
bin | 10111010011010100… |
… | …00100110011010000 |
3 | 1012021211212200010210 |
4 | 23221222010303100 |
5 | 201110033240012 |
6 | 5425205524120 |
7 | 622003501254 |
oct | 135152046320 |
9 | 35254780123 |
10 | 12510055632 |
11 | 533a666a58 |
12 | 2511713640 |
13 | 1244a2a8a9 |
14 | 869670264 |
15 | 4d342323c |
hex | 2e9a84cd0 |
12510055632 has 40 divisors (see below), whose sum is σ = 32332368096. Its totient is φ = 4168118656.
The previous prime is 12510055577. The next prime is 12510055667. The reversal of 12510055632 is 23655001521.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 12510055632.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49123 + ... + 165629.
Almost surely, 212510055632 is an apocalyptic number.
12510055632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12510055632 is an abundant number, since it is smaller than the sum of its proper divisors (19822312464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12510055632 is a wasteful number, since it uses less digits than its factorization.
12510055632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118755 (or 118749 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 30.
The spelling of 12510055632 in words is "twelve billion, five hundred ten million, fifty-five thousand, six hundred thirty-two".
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