Base | Representation |
---|---|
bin | 101111110010… |
… | …1010110011101 |
3 | 1202011000021210 |
4 | 1133211112131 |
5 | 22403303134 |
6 | 2253015033 |
7 | 422656341 |
oct | 137452635 |
9 | 52130253 |
10 | 25056669 |
11 | 131644a0 |
12 | 8484479 |
13 | 5263c41 |
14 | 3483621 |
15 | 22ee2e9 |
hex | 17e559d |
25056669 has 8 divisors (see below), whose sum is σ = 36446112. Its totient is φ = 15185840.
The previous prime is 25056653. The next prime is 25056671. The reversal of 25056669 is 96665052.
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 25056669 - 24 = 25056653 is a prime.
It is a super-2 number, since 2×250566692 = 1255673322751122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25056679) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379614 + ... + 379679.
It is an arithmetic number, because the mean of its divisors is an integer number (4555764).
Almost surely, 225056669 is an apocalyptic number.
It is an amenable number.
25056669 is a deficient number, since it is larger than the sum of its proper divisors (11389443).
25056669 is a wasteful number, since it uses less digits than its factorization.
25056669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 759307.
The product of its (nonzero) digits is 97200, while the sum is 39.
The square root of 25056669 is about 5005.6636922590. The cubic root of 25056669 is about 292.6225419774.
The spelling of 25056669 in words is "twenty-five million, fifty-six thousand, six hundred sixty-nine".
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