Base | Representation |
---|---|
bin | 100110100000… |
… | …1110000001001 |
3 | 1101222212120200 |
4 | 1031001300021 |
5 | 20132123030 |
6 | 2000442413 |
7 | 333426402 |
oct | 115016011 |
9 | 41885520 |
10 | 20192265 |
11 | 10441825 |
12 | 6919409 |
13 | 424cab2 |
14 | 29789a9 |
15 | 1b8cd60 |
hex | 1341c09 |
20192265 has 24 divisors (see below), whose sum is σ = 36209160. Its totient is φ = 10397184.
The previous prime is 20192257. The next prime is 20192279. The reversal of 20192265 is 56229102.
It can be written as a sum of positive squares in 4 ways, for example, as 1710864 + 18481401 = 1308^2 + 4299^2 .
It is not a de Polignac number, because 20192265 - 23 = 20192257 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6432 + ... + 9041.
It is an arithmetic number, because the mean of its divisors is an integer number (1508715).
Almost surely, 220192265 is an apocalyptic number.
It is an amenable number.
20192265 is a deficient number, since it is larger than the sum of its proper divisors (16016895).
20192265 is a wasteful number, since it uses less digits than its factorization.
20192265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15513 (or 15510 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 20192265 is about 4493.5804210006. The cubic root of 20192265 is about 272.3088017140.
The spelling of 20192265 in words is "twenty million, one hundred ninety-two thousand, two hundred sixty-five".
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