Base | Representation |
---|---|
bin | 110000011010… |
… | …0010110110011 |
3 | 1202202110012012 |
4 | 1200310112303 |
5 | 22444132100 |
6 | 2303553135 |
7 | 425504654 |
oct | 140642663 |
9 | 52673165 |
10 | 25380275 |
11 | 13365638 |
12 | 85bb7ab |
13 | 534831b |
14 | 352952b |
15 | 2365135 |
hex | 18345b3 |
25380275 has 12 divisors (see below), whose sum is σ = 31904952. Its totient is φ = 20024640.
The previous prime is 25380217. The next prime is 25380283. The reversal of 25380275 is 57208352.
It is not a de Polignac number, because 25380275 - 26 = 25380211 is a prime.
It is a Duffinian number.
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, 5129 + ... + 8778.
It is an arithmetic number, because the mean of its divisors is an integer number (2658746).
Almost surely, 225380275 is an apocalyptic number.
25380275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
25380275 is a deficient number, since it is larger than the sum of its proper divisors (6524677).
25380275 is a wasteful number, since it uses less digits than its factorization.
25380275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13990 (or 13985 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 25380275 is about 5037.8839804029. The cubic root of 25380275 is about 293.8768940221.
The spelling of 25380275 in words is "twenty-five million, three hundred eighty thousand, two hundred seventy-five".
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