Base | Representation |
---|---|
bin | 100111100100… |
… | …0111110000000 |
3 | 1110001000022112 |
4 | 1033020332000 |
5 | 20302333422 |
6 | 2020354452 |
7 | 341224202 |
oct | 117107600 |
9 | 43030275 |
10 | 20746112 |
11 | 1078a952 |
12 | 6b45a28 |
13 | 43b4c0a |
14 | 2a80772 |
15 | 1c4bee2 |
hex | 13c8f80 |
20746112 has 16 divisors (see below), whose sum is σ = 41330400. Its totient is φ = 10372992.
The previous prime is 20746109. The next prime is 20746127. The reversal of 20746112 is 21164702.
It is a tau number, because it is divible by the number of its divisors (16).
It is a congruent number.
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 as a sum of consecutive naturals, namely, 80912 + ... + 81167.
It is an arithmetic number, because the mean of its divisors is an integer number (2583150).
Almost surely, 220746112 is an apocalyptic number.
It is an amenable number.
20746112 is a deficient number, since it is larger than the sum of its proper divisors (20584288).
20746112 is an equidigital number, since it uses as much as digits as its factorization.
20746112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162093 (or 162081 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 20746112 is about 4554.7900061364. The cubic root of 20746112 is about 274.7760689433.
The spelling of 20746112 in words is "twenty million, seven hundred forty-six thousand, one hundred twelve".
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