Base | Representation |
---|---|
bin | 10101100011011001… |
… | …110011001010000000 |
3 | 2012201211210001012021 |
4 | 111203121303022000 |
5 | 334343442402000 |
6 | 14344225011224 |
7 | 1446331243522 |
oct | 254331631200 |
9 | 65654701167 |
10 | 23142544000 |
11 | 98a63a9924 |
12 | 459a483b14 |
13 | 224a77a424 |
14 | 11977d5a12 |
15 | 906aba11a |
hex | 563673280 |
23142544000 has 64 divisors (see below), whose sum is σ = 57538189800. Its totient is φ = 9257011200.
The previous prime is 23142543929. The next prime is 23142544037. The reversal of 23142544000 is 44524132.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1716610624 + 21425933376 = 41432^2 + 146376^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707205 + ... + 739204.
Almost surely, 223142544000 is an apocalyptic number.
23142544000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23142544000 is an abundant number, since it is smaller than the sum of its proper divisors (34395645800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23142544000 is an equidigital number, since it uses as much as digits as its factorization.
23142544000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1446438 (or 1446416 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
The spelling of 23142544000 in words is "twenty-three billion, one hundred forty-two million, five hundred forty-four thousand".
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