Base | Representation |
---|---|
bin | 101101101111… |
… | …0111111000100 |
3 | 1200010102010222 |
4 | 1123132333010 |
5 | 22114411040 |
6 | 2214003512 |
7 | 410562266 |
oct | 133367704 |
9 | 50112128 |
10 | 23982020 |
11 | 125a0057 |
12 | 8046598 |
13 | 4c78a5a |
14 | 3283b36 |
15 | 218abb5 |
hex | 16defc4 |
23982020 has 24 divisors (see below), whose sum is σ = 50972544. Its totient is φ = 9476576.
The previous prime is 23981999. The next prime is 23982037. The reversal of 23982020 is 2028932.
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, 5564 + ... + 8883.
It is an arithmetic number, because the mean of its divisors is an integer number (2123856).
Almost surely, 223982020 is an apocalyptic number.
23982020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23982020 is an abundant number, since it is smaller than the sum of its proper divisors (26990524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23982020 is a wasteful number, since it uses less digits than its factorization.
23982020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14539 (or 14537 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 23982020 is about 4897.1440656775. The cubic root of 23982020 is about 288.3778637124.
The spelling of 23982020 in words is "twenty-three million, nine hundred eighty-two thousand, twenty".
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