Base | Representation |
---|---|
bin | 110001010110… |
… | …1001011000000 |
3 | 1210200121000101 |
4 | 1202231023000 |
5 | 23111001021 |
6 | 2322332144 |
7 | 432635500 |
oct | 142551300 |
9 | 53617011 |
10 | 25875136 |
11 | 13673411 |
12 | 87ba054 |
13 | 548c641 |
14 | 3617a00 |
15 | 2411a91 |
hex | 18ad2c0 |
25875136 has 84 divisors (see below), whose sum is σ = 61618368. Its totient is φ = 10741248.
The previous prime is 25875067. The next prime is 25875137. The reversal of 25875136 is 63157852.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a junction number, because it is equal to n+sod(n) for n = 25875095 and 25875104.
It is not an unprimeable number, because it can be changed into a prime (25875137) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115921 + ... + 116143.
It is an arithmetic number, because the mean of its divisors is an integer number (733552).
Almost surely, 225875136 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25875136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30809184).
25875136 is an abundant number, since it is smaller than the sum of its proper divisors (35743232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25875136 is a wasteful number, since it uses less digits than its factorization.
25875136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 286 (or 269 counting only the distinct ones).
The product of its digits is 50400, while the sum is 37.
The square root of 25875136 is about 5086.7608553971. The cubic root of 25875136 is about 295.7746031841.
The spelling of 25875136 in words is "twenty-five million, eight hundred seventy-five thousand, one hundred thirty-six".
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