Base | Representation |
---|---|
bin | 101101101001… |
… | …0000111011100 |
3 | 1200000201211200 |
4 | 1123102013130 |
5 | 22111214213 |
6 | 2212515500 |
7 | 410252514 |
oct | 133220734 |
9 | 50021750 |
10 | 23929308 |
11 | 12564497 |
12 | 801bb90 |
13 | 4c5aa70 |
14 | 326c844 |
15 | 217a273 |
hex | 16d21dc |
23929308 has 36 divisors (see below), whose sum is σ = 65142168. Its totient is φ = 7362720.
The previous prime is 23929291. The next prime is 23929313. The reversal of 23929308 is 80392932.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×239293082 = 1145223562717728, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 25098 + ... + 26033.
Almost surely, 223929308 is an apocalyptic number.
It is an amenable number.
23929308 is an abundant number, since it is smaller than the sum of its proper divisors (41212860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23929308 is a wasteful number, since it uses less digits than its factorization.
23929308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51154 (or 51149 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 23929308 is about 4891.7591927649. The cubic root of 23929308 is about 288.1664258002.
The spelling of 23929308 in words is "twenty-three million, nine hundred twenty-nine thousand, three hundred eight".
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