Base | Representation |
---|---|
bin | 10101101100001101… |
… | …110000101000010000 |
3 | 2020010010222000222202 |
4 | 111230031300220100 |
5 | 340144314222424 |
6 | 14411025422332 |
7 | 1453104662600 |
oct | 255415605020 |
9 | 66103860882 |
10 | 23290382864 |
11 | 99718a5401 |
12 | 461ba9a9a8 |
13 | 22722a0748 |
14 | 11ad2bac00 |
15 | 914a6e2ae |
hex | 56c370a10 |
23290382864 has 30 divisors (see below), whose sum is σ = 52492484574. Its totient is φ = 9981592320.
The previous prime is 23290382861. The next prime is 23290382903. The reversal of 23290382864 is 46828309232.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 20351875600 + 2938507264 = 142660^2 + 54208^2 .
It is not an unprimeable number, because it can be changed into a prime (23290382861) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14852777 + ... + 14854344.
Almost surely, 223290382864 is an apocalyptic number.
It is an amenable number.
23290382864 is an abundant number, since it is smaller than the sum of its proper divisors (29202101710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23290382864 is a wasteful number, since it uses less digits than its factorization.
23290382864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29707143 (or 29707130 counting only the distinct ones).
The product of its (nonzero) digits is 995328, while the sum is 47.
The spelling of 23290382864 in words is "twenty-three billion, two hundred ninety million, three hundred eighty-two thousand, eight hundred sixty-four".
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