Base | Representation |
---|---|
bin | 101111111000… |
… | …1101001101101 |
3 | 1202020120101212 |
4 | 1133301221231 |
5 | 22411411203 |
6 | 2254044205 |
7 | 423256256 |
oct | 137615155 |
9 | 52216355 |
10 | 25107053 |
11 | 13199334 |
12 | 84a9665 |
13 | 5280b5a |
14 | 3497b2d |
15 | 230e1d8 |
hex | 17f1a6d |
25107053 has 16 divisors (see below), whose sum is σ = 27221376. Its totient is φ = 23094720.
The previous prime is 25107041. The next prime is 25107073. The reversal of 25107053 is 35070152.
It is a cyclic number.
It is not a de Polignac number, because 25107053 - 214 = 25090669 is a prime.
It is a super-2 number, since 2×251070532 = 1260728220689618, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25107013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138623 + ... + 138803.
It is an arithmetic number, because the mean of its divisors is an integer number (1701336).
Almost surely, 225107053 is an apocalyptic number.
25107053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
25107053 is a deficient number, since it is larger than the sum of its proper divisors (2114323).
25107053 is a wasteful number, since it uses less digits than its factorization.
25107053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404.
The product of its (nonzero) digits is 1050, while the sum is 23.
The square root of 25107053 is about 5010.6938641270. The cubic root of 25107053 is about 292.8185459913.
The spelling of 25107053 in words is "twenty-five million, one hundred seven thousand, fifty-three".
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