Base | Representation |
---|---|
bin | 100111000101… |
… | …1000100001000 |
3 | 1102120010111102 |
4 | 1032023010020 |
5 | 20221230202 |
6 | 2011120532 |
7 | 336120023 |
oct | 116130410 |
9 | 42503442 |
10 | 20492552 |
11 | 106273a3 |
12 | 6a43148 |
13 | 4326692 |
14 | 2a161ba |
15 | 1bebd02 |
hex | 138b108 |
20492552 has 16 divisors (see below), whose sum is σ = 38472000. Its totient is φ = 10233360.
The previous prime is 20492551. The next prime is 20492567. The reversal of 20492552 is 25529402.
It is not an unprimeable number, because it can be changed into a prime (20492551) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10277 + ... + 12107.
It is an arithmetic number, because the mean of its divisors is an integer number (2404500).
Almost surely, 220492552 is an apocalyptic number.
It is an amenable number.
20492552 is a deficient number, since it is larger than the sum of its proper divisors (17979448).
20492552 is a wasteful number, since it uses less digits than its factorization.
20492552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3236 (or 3232 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 20492552 is about 4526.8700003424. The cubic root of 20492552 is about 273.6520348918.
The spelling of 20492552 in words is "twenty million, four hundred ninety-two thousand, five hundred fifty-two".
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