Base | Representation |
---|---|
bin | 100111000111… |
… | …001001011010 |
3 | 201021220022200 |
4 | 213013021122 |
5 | 10111043030 |
6 | 1003431030 |
7 | 153101544 |
oct | 47071132 |
9 | 21256280 |
10 | 10252890 |
11 | 587316a |
12 | 3525476 |
13 | 217c9cb |
14 | 150c694 |
15 | d77d60 |
hex | 9c725a |
10252890 has 24 divisors (see below), whose sum is σ = 26657748. Its totient is φ = 2734080.
The previous prime is 10252883. The next prime is 10252901. The reversal of 10252890 is 9825201.
10252890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 9903609 + 349281 = 3147^2 + 591^2 .
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56871 + ... + 57050.
Almost surely, 210252890 is an apocalyptic number.
10252890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10252890 is an abundant number, since it is smaller than the sum of its proper divisors (16404858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10252890 is a wasteful number, since it uses less digits than its factorization.
10252890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113934 (or 113931 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 10252890 is about 3202.0134290786. The cubic root of 10252890 is about 217.2444879009.
The spelling of 10252890 in words is "ten million, two hundred fifty-two thousand, eight hundred ninety".
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