Base | Representation |
---|---|
bin | 10101100111100110… |
… | …100110100011001100 |
3 | 2012220202101001010210 |
4 | 111213212212203030 |
5 | 340020012242400 |
6 | 14355223202420 |
7 | 1451145215241 |
oct | 254746464314 |
9 | 65822331123 |
10 | 23213009100 |
11 | 9932158346 |
12 | 45b9ba6410 |
13 | 225c24c858 |
14 | 11a2cd95c8 |
15 | 90cd88950 |
hex | 5679a68cc |
23213009100 has 72 divisors (see below), whose sum is σ = 67178356560. Its totient is φ = 6188718080.
The previous prime is 23213009069. The next prime is 23213009101. The reversal of 23213009100 is 190031232.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (23213009101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2332936 + ... + 2342864.
It is an arithmetic number, because the mean of its divisors is an integer number (933032730).
Almost surely, 223213009100 is an apocalyptic number.
23213009100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23213009100 is an abundant number, since it is smaller than the sum of its proper divisors (43965347460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23213009100 is a wasteful number, since it uses less digits than its factorization.
23213009100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17739 (or 17732 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 21.
The spelling of 23213009100 in words is "twenty-three billion, two hundred thirteen million, nine thousand, one hundred".
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