Base | Representation |
---|---|
bin | 101100101100… |
… | …0000000000000 |
3 | 1122002022201012 |
4 | 1121120000000 |
5 | 21444212440 |
6 | 2154100052 |
7 | 403100321 |
oct | 131300000 |
9 | 48068635 |
10 | 23429120 |
11 | 12252710 |
12 | 7a1a628 |
13 | 4b141b0 |
14 | 317c448 |
15 | 20cbe65 |
hex | 1658000 |
23429120 has 128 divisors (see below), whose sum is σ = 66059280. Its totient is φ = 7864320.
The previous prime is 23429117. The next prime is 23429137. The reversal of 23429120 is 2192432.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
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, 1802234 + ... + 1802246.
Almost surely, 223429120 is an apocalyptic number.
23429120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23429120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33029640).
23429120 is an abundant number, since it is smaller than the sum of its proper divisors (42630160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23429120 is an equidigital number, since it uses as much as digits as its factorization.
23429120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59 (or 31 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 23429120 is about 4840.3636227044. The cubic root of 23429120 is about 286.1444491757.
The spelling of 23429120 in words is "twenty-three million, four hundred twenty-nine thousand, one hundred twenty".
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