Base | Representation |
---|---|
bin | 10101110001011100… |
… | …000100101001011001 |
3 | 2020100020212111211220 |
4 | 111301130010221121 |
5 | 340334233132303 |
6 | 14423440042253 |
7 | 1455220620330 |
oct | 256134045131 |
9 | 66306774756 |
10 | 23378020953 |
11 | 9a07313181 |
12 | 4645303389 |
13 | 22874a65c1 |
14 | 11babb0d17 |
15 | 91c5d1053 |
hex | 571704a59 |
23378020953 has 32 divisors (see below), whose sum is σ = 36527554560. Its totient is φ = 13020531840.
The previous prime is 23378020943. The next prime is 23378020957. The reversal of 23378020953 is 35902087332.
It is not a de Polignac number, because 23378020953 - 25 = 23378020921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23378020957) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 923418 + ... + 948396.
It is an arithmetic number, because the mean of its divisors is an integer number (1141486080).
Almost surely, 223378020953 is an apocalyptic number.
It is an amenable number.
23378020953 is a deficient number, since it is larger than the sum of its proper divisors (13149533607).
23378020953 is a wasteful number, since it uses less digits than its factorization.
23378020953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26117.
The product of its (nonzero) digits is 272160, while the sum is 42.
The spelling of 23378020953 in words is "twenty-three billion, three hundred seventy-eight million, twenty thousand, nine hundred fifty-three".
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