Base | Representation |
---|---|
bin | 11000000010001000… |
… | …00110011001101100 |
3 | 1020022012210210220002 |
4 | 30001010012121230 |
5 | 202411101111100 |
6 | 5532154443432 |
7 | 634512412211 |
oct | 140104063154 |
9 | 36265723802 |
10 | 12902753900 |
11 | 55212a4a83 |
12 | 2601133578 |
13 | 12a81b382a |
14 | 8a5893b08 |
15 | 507b432d5 |
hex | 30110666c |
12902753900 has 72 divisors (see below), whose sum is σ = 29256189984. Its totient is φ = 4929971200.
The previous prime is 12902753893. The next prime is 12902753917. The reversal of 12902753900 is 935720921.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1884884 + ... + 1891716.
It is an arithmetic number, because the mean of its divisors is an integer number (406335972).
Almost surely, 212902753900 is an apocalyptic number.
12902753900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12902753900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14628094992).
12902753900 is an abundant number, since it is smaller than the sum of its proper divisors (16353436084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12902753900 is a wasteful number, since it uses less digits than its factorization.
12902753900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7691 (or 7684 counting only the distinct ones).
The product of its (nonzero) digits is 34020, while the sum is 38.
The spelling of 12902753900 in words is "twelve billion, nine hundred two million, seven hundred fifty-three thousand, nine hundred".
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