Base | Representation |
---|---|
bin | 10010110101000010… |
… | …10011110100000100 |
3 | 222002111010220011222 |
4 | 21122201103310010 |
5 | 131200301202230 |
6 | 4351022415512 |
7 | 505333550333 |
oct | 113241236404 |
9 | 28074126158 |
10 | 10108615940 |
11 | 4318060855 |
12 | 1b61431598 |
13 | c51359867 |
14 | 6bc757d1a |
15 | 3e26b56e5 |
hex | 25a853d04 |
10108615940 has 48 divisors (see below), whose sum is σ = 21422016000. Its totient is φ = 4006641792.
The previous prime is 10108615919. The next prime is 10108615949. The reversal of 10108615940 is 4951680101.
It is a self number, because there is not a number n which added to its sum of digits gives 10108615940.
It is not an unprimeable number, because it can be changed into a prime (10108615949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1304357 + ... + 1312083.
It is an arithmetic number, because the mean of its divisors is an integer number (446292000).
Almost surely, 210108615940 is an apocalyptic number.
10108615940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10108615940 is an abundant number, since it is smaller than the sum of its proper divisors (11313400060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10108615940 is a wasteful number, since it uses less digits than its factorization.
10108615940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8324 (or 8322 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 35.
The spelling of 10108615940 in words is "ten billion, one hundred eight million, six hundred fifteen thousand, nine hundred forty".
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