Base | Representation |
---|---|
bin | 110000001111… |
… | …0100010101111 |
3 | 1202120220122000 |
4 | 1200132202233 |
5 | 22433302202 |
6 | 2302023343 |
7 | 424653324 |
oct | 140364257 |
9 | 52526560 |
10 | 25290927 |
11 | 133044a2 |
12 | 8577b53 |
13 | 531675c |
14 | 3504b4b |
15 | 234891c |
hex | 181e8af |
25290927 has 16 divisors (see below), whose sum is σ = 37546080. Its totient is φ = 16825536.
The previous prime is 25290901. The next prime is 25290953. The reversal of 25290927 is 72909252.
It is an interprime number because it is at equal distance from previous prime (25290901) and next prime (25290953).
It is not a de Polignac number, because 25290927 - 27 = 25290799 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 25290891 and 25290900.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25290827) 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 15 ways as a sum of consecutive naturals, for example, 22593 + ... + 23685.
It is an arithmetic number, because the mean of its divisors is an integer number (2346630).
Almost surely, 225290927 is an apocalyptic number.
25290927 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
25290927 is a deficient number, since it is larger than the sum of its proper divisors (12255153).
25290927 is a wasteful number, since it uses less digits than its factorization.
25290927 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1959 (or 1953 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 25290927 is about 5029.0085504004. The cubic root of 25290927 is about 293.5316365999.
The spelling of 25290927 in words is "twenty-five million, two hundred ninety thousand, nine hundred twenty-seven".
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