Base | Representation |
---|---|
bin | 110000001101… |
… | …0010110111100 |
3 | 1202120001010020 |
4 | 1200122112330 |
5 | 22432230123 |
6 | 2301412140 |
7 | 424552341 |
oct | 140322674 |
9 | 52501106 |
10 | 25273788 |
11 | 132a2631 |
12 | 856a050 |
13 | 530ba07 |
14 | 34dc7c8 |
15 | 23437e3 |
hex | 181a5bc |
25273788 has 12 divisors (see below), whose sum is σ = 58972200. Its totient is φ = 8424592.
The previous prime is 25273769. The next prime is 25273789. The reversal of 25273788 is 88737252.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25273789) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053063 + ... + 1053086.
It is an arithmetic number, because the mean of its divisors is an integer number (4914350).
Almost surely, 225273788 is an apocalyptic number.
It is an amenable number.
25273788 is an abundant number, since it is smaller than the sum of its proper divisors (33698412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25273788 is a wasteful number, since it uses less digits than its factorization.
25273788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2106156 (or 2106154 counting only the distinct ones).
The product of its digits is 188160, while the sum is 42.
The square root of 25273788 is about 5027.3042478052. The cubic root of 25273788 is about 293.4653153777.
The spelling of 25273788 in words is "twenty-five million, two hundred seventy-three thousand, seven hundred eighty-eight".
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