Base | Representation |
---|---|
bin | 100111011100… |
… | …1100101100110 |
3 | 1102220210220010 |
4 | 1032321211212 |
5 | 20243324420 |
6 | 2015151050 |
7 | 340542420 |
oct | 116714546 |
9 | 42823803 |
10 | 20683110 |
11 | 10747588 |
12 | 6b15486 |
13 | 4392336 |
14 | 2a65810 |
15 | 1c384e0 |
hex | 13b9966 |
20683110 has 32 divisors (see below), whose sum is σ = 56731392. Its totient is φ = 4727520.
The previous prime is 20683063. The next prime is 20683123. The reversal of 20683110 is 1138602.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49036 + ... + 49455.
It is an arithmetic number, because the mean of its divisors is an integer number (1772856).
Almost surely, 220683110 is an apocalyptic number.
20683110 is an abundant number, since it is smaller than the sum of its proper divisors (36048282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20683110 is a wasteful number, since it uses less digits than its factorization.
20683110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98508.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 20683110 is about 4547.8687316148. The cubic root of 20683110 is about 274.4976393372.
The spelling of 20683110 in words is "twenty million, six hundred eighty-three thousand, one hundred ten".
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