Base | Representation |
---|---|
bin | 110000010111… |
… | …1011001100100 |
3 | 1202201102100020 |
4 | 1200233121210 |
5 | 22443004342 |
6 | 2303315140 |
7 | 425361531 |
oct | 140573144 |
9 | 52642306 |
10 | 25359972 |
11 | 13351360 |
12 | 85abab0 |
13 | 533c001 |
14 | 3521d88 |
15 | 235e0ec |
hex | 182f664 |
25359972 has 24 divisors (see below), whose sum is σ = 64552992. Its totient is φ = 7684800.
The previous prime is 25359967. The next prime is 25359973. The reversal of 25359972 is 27995352.
It is not an unprimeable number, because it can be changed into a prime (25359973) 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, 95929 + ... + 96192.
It is an arithmetic number, because the mean of its divisors is an integer number (2689708).
Almost surely, 225359972 is an apocalyptic number.
25359972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
25359972 is an abundant number, since it is smaller than the sum of its proper divisors (39193020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25359972 is a wasteful number, since it uses less digits than its factorization.
25359972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192139 (or 192137 counting only the distinct ones).
The product of its digits is 170100, while the sum is 42.
The square root of 25359972 is about 5035.8685447498. The cubic root of 25359972 is about 293.7985106544.
The spelling of 25359972 in words is "twenty-five million, three hundred fifty-nine thousand, nine hundred seventy-two".
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