Base | Representation |
---|---|
bin | 110000001111… |
… | …0100011010111 |
3 | 1202120220200111 |
4 | 1200132203113 |
5 | 22433302332 |
6 | 2302023451 |
7 | 424653412 |
oct | 140364327 |
9 | 52526614 |
10 | 25290967 |
11 | 13304529 |
12 | 8577b87 |
13 | 5316790 |
14 | 3504b79 |
15 | 2348947 |
hex | 181e8d7 |
25290967 has 8 divisors (see below), whose sum is σ = 27329456. Its totient is φ = 23265792.
The previous prime is 25290953. The next prime is 25291003. The reversal of 25290967 is 76909252.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25290967 - 211 = 25288919 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25290367) 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 7 ways as a sum of consecutive naturals, for example, 823 + ... + 7159.
It is an arithmetic number, because the mean of its divisors is an integer number (3416182).
Almost surely, 225290967 is an apocalyptic number.
25290967 is a deficient number, since it is larger than the sum of its proper divisors (2038489).
25290967 is a wasteful number, since it uses less digits than its factorization.
25290967 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6657.
The product of its (nonzero) digits is 68040, while the sum is 40.
The square root of 25290967 is about 5029.0125273258. The cubic root of 25290967 is about 293.5317913492.
It can be divided in two parts, 252 and 90967, that added together give a palindrome (91219).
The spelling of 25290967 in words is "twenty-five million, two hundred ninety thousand, nine hundred sixty-seven".
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