Base | Representation |
---|---|
bin | 10110010010111100… |
… | …101100100000000000 |
3 | 2021210102202020020012 |
4 | 112102330230200000 |
5 | 343012144032203 |
6 | 14555322004052 |
7 | 1505155343321 |
oct | 262274544000 |
9 | 67712666205 |
10 | 23940220928 |
11 | a1756a3358 |
12 | 4781646628 |
13 | 2346ac8b00 |
14 | 1231718448 |
15 | 951b33bd8 |
hex | 592f2c800 |
23940220928 has 108 divisors (see below), whose sum is σ = 52032048705. Its totient is φ = 11007320064.
The previous prime is 23940220903. The next prime is 23940220943. The reversal of 23940220928 is 82902204932.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 20469597184 + 3470623744 = 143072^2 + 58912^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=109408.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 91027325 + ... + 91027587.
Almost surely, 223940220928 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23940220928
23940220928 is an abundant number, since it is smaller than the sum of its proper divisors (28091827777).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23940220928 is an frugal number, since it uses more digits than its factorization.
23940220928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 574 (or 278 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 41.
The spelling of 23940220928 in words is "twenty-three billion, nine hundred forty million, two hundred twenty thousand, nine hundred twenty-eight".
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