Base | Representation |
---|---|
bin | 10101110010000000… |
… | …110110111011101100 |
3 | 2020100221000102202210 |
4 | 111302000312323230 |
5 | 340344220222413 |
6 | 14424422450420 |
7 | 1455365602434 |
oct | 256200667354 |
9 | 66327012683 |
10 | 23387664108 |
11 | 9a117aa226 |
12 | 4648593a10 |
13 | 22894a1903 |
14 | 11bc1a12c4 |
15 | 91d3883c3 |
hex | 572036eec |
23387664108 has 24 divisors (see below), whose sum is σ = 54633465712. Its totient is φ = 7786995264.
The previous prime is 23387664107. The next prime is 23387664109. The reversal of 23387664108 is 80146678332.
It is an interprime number because it is at equal distance from previous prime (23387664107) and next prime (23387664109).
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (23387664107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100635 + ... + 1121682.
Almost surely, 223387664108 is an apocalyptic number.
It is an amenable number.
23387664108 is an abundant number, since it is smaller than the sum of its proper divisors (31245801604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23387664108 is a wasteful number, since it uses less digits than its factorization.
23387664108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2223201 (or 2223199 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 48.
The spelling of 23387664108 in words is "twenty-three billion, three hundred eighty-seven million, six hundred sixty-four thousand, one hundred eight".
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