Base | Representation |
---|---|
bin | 10101110001100010… |
… | …010001111000010101 |
3 | 2020100100221011202200 |
4 | 111301202101320111 |
5 | 340340142214041 |
6 | 14423534555113 |
7 | 1455240505062 |
oct | 256142217025 |
9 | 66310834680 |
10 | 23379648021 |
11 | 9a08224664 |
12 | 4645968a99 |
13 | 2287926072 |
14 | 11bb0b5c69 |
15 | 91c8031b6 |
hex | 571891e15 |
23379648021 has 48 divisors (see below), whose sum is σ = 36028571904. Its totient is φ = 14558671872.
The previous prime is 23379647989. The next prime is 23379648031. The reversal of 23379648021 is 12084697332.
It is not a de Polignac number, because 23379648021 - 25 = 23379647989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23379648031) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13082290 + ... + 13084076.
It is an arithmetic number, because the mean of its divisors is an integer number (750595248).
Almost surely, 223379648021 is an apocalyptic number.
It is an amenable number.
23379648021 is a deficient number, since it is larger than the sum of its proper divisors (12648923883).
23379648021 is a wasteful number, since it uses less digits than its factorization.
23379648021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2410 (or 2407 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 23379648021 in words is "twenty-three billion, three hundred seventy-nine million, six hundred forty-eight thousand, twenty-one".
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