Base | Representation |
---|---|
bin | 10001010101011… |
… | …011111010011001 |
3 | 202021020210112111 |
4 | 101111123322121 |
5 | 1043423111100 |
6 | 44505312321 |
7 | 10131013531 |
oct | 2125337231 |
9 | 667223474 |
10 | 290832025 |
11 | 13a192450 |
12 | 814956a1 |
13 | 4833ab73 |
14 | 2a8a84c1 |
15 | 1a7ec6ba |
hex | 1155be99 |
290832025 has 48 divisors (see below), whose sum is σ = 409491648. Its totient is φ = 203040000.
The previous prime is 290832023. The next prime is 290832029. The reversal of 290832025 is 520238092.
It is not a de Polignac number, because 290832025 - 21 = 290832023 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (290832023) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1027534 + ... + 1027816.
It is an arithmetic number, because the mean of its divisors is an integer number (8531076).
Almost surely, 2290832025 is an apocalyptic number.
290832025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
290832025 is a deficient number, since it is larger than the sum of its proper divisors (118659623).
290832025 is a wasteful number, since it uses less digits than its factorization.
290832025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 442 (or 437 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 290832025 is about 17053.7979640900. The cubic root of 290832025 is about 662.5430089558.
The spelling of 290832025 in words is "two hundred ninety million, eight hundred thirty-two thousand, twenty-five".
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