Base | Representation |
---|---|
bin | 10101110100100010… |
… | …000001000100100000 |
3 | 2020110212111210100200 |
4 | 111310202001010200 |
5 | 340441024121231 |
6 | 14432532145200 |
7 | 1456420645614 |
oct | 256442010440 |
9 | 66425453320 |
10 | 23429910816 |
11 | 9a33634864 |
12 | 465a768200 |
13 | 2295173c70 |
14 | 11c3a3b344 |
15 | 921e30be6 |
hex | 574881120 |
23429910816 has 144 divisors (see below), whose sum is σ = 75975137784. Its totient is φ = 6785114112.
The previous prime is 23429910689. The next prime is 23429910913. The reversal of 23429910816 is 61801992432.
It can be written as a sum of positive squares in 4 ways, for example, as 18442726416 + 4987184400 = 135804^2 + 70620^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120411 + ... + 247706.
Almost surely, 223429910816 is an apocalyptic number.
23429910816 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
23429910816 is an abundant number, since it is smaller than the sum of its proper divisors (52545226968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23429910816 is a wasteful number, since it uses less digits than its factorization.
23429910816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368163 (or 368152 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The spelling of 23429910816 in words is "twenty-three billion, four hundred twenty-nine million, nine hundred ten thousand, eight hundred sixteen".
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