Base | Representation |
---|---|
bin | 11101010101011… |
… | …100000000110001 |
3 | 1021022002021021001 |
4 | 131111130000301 |
5 | 2001443042100 |
6 | 120500402001 |
7 | 15124165651 |
oct | 3525340061 |
9 | 1238067231 |
10 | 492159025 |
11 | 2328a13a6 |
12 | 1189a6301 |
13 | 7ac6b177 |
14 | 49514361 |
15 | 2d319d6a |
hex | 1d55c031 |
492159025 has 6 divisors (see below), whose sum is σ = 610277222. Its totient is φ = 393727200.
The previous prime is 492159023. The next prime is 492159049. The reversal of 492159025 is 520951294.
It can be written as a sum of positive squares in 3 ways, for example, as 4809249 + 487349776 = 2193^2 + 22076^2 .
It is not a de Polignac number, because 492159025 - 21 = 492159023 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (492159023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9843156 + ... + 9843205.
Almost surely, 2492159025 is an apocalyptic number.
It is an amenable number.
492159025 is a deficient number, since it is larger than the sum of its proper divisors (118118197).
492159025 is a wasteful number, since it uses less digits than its factorization.
492159025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19686371 (or 19686366 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 37.
The square root of 492159025 is about 22184.6574235439. The cubic root of 492159025 is about 789.5297233106.
The spelling of 492159025 in words is "four hundred ninety-two million, one hundred fifty-nine thousand, twenty-five".
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