Base | Representation |
---|---|
bin | 101111110110… |
… | …1101000001111 |
3 | 1202012201210120 |
4 | 1133231220033 |
5 | 22410344300 |
6 | 2253440023 |
7 | 423160236 |
oct | 137555017 |
9 | 52181716 |
10 | 25090575 |
11 | 13187a14 |
12 | 84a0013 |
13 | 52764c3 |
14 | 3491b1d |
15 | 23093a0 |
hex | 17eda0f |
25090575 has 12 divisors (see below), whose sum is σ = 41483208. Its totient is φ = 13381600.
The previous prime is 25090573. The next prime is 25090577. The reversal of 25090575 is 57509052.
It is an interprime number because it is at equal distance from previous prime (25090573) and next prime (25090577).
It is not a de Polignac number, because 25090575 - 21 = 25090573 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25090573) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167196 + ... + 167345.
It is an arithmetic number, because the mean of its divisors is an integer number (3456934).
Almost surely, 225090575 is an apocalyptic number.
25090575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
25090575 is a deficient number, since it is larger than the sum of its proper divisors (16392633).
25090575 is a wasteful number, since it uses less digits than its factorization.
25090575 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 334554 (or 334549 counting only the distinct ones).
The product of its (nonzero) digits is 15750, while the sum is 33.
The square root of 25090575 is about 5009.0493109970. The cubic root of 25090575 is about 292.7544720972.
The spelling of 25090575 in words is "twenty-five million, ninety thousand, five hundred seventy-five".
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