Base | Representation |
---|---|
bin | 110001000110… |
… | …0011111011000 |
3 | 1210102210101110 |
4 | 1202030133120 |
5 | 23042210042 |
6 | 2315420320 |
7 | 431540304 |
oct | 142143730 |
9 | 53383343 |
10 | 25741272 |
11 | 13591887 |
12 | 87546a0 |
13 | 544372b |
14 | 35c0d04 |
15 | 23d709c |
hex | 188c7d8 |
25741272 has 32 divisors (see below), whose sum is σ = 64788480. Its totient is φ = 8522400.
The previous prime is 25741267. The next prime is 25741283. The reversal of 25741272 is 27214752.
It is a super-2 number, since 2×257412722 = 1325226168355968, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73 + ... + 7175.
It is an arithmetic number, because the mean of its divisors is an integer number (2024640).
Almost surely, 225741272 is an apocalyptic number.
It is an amenable number.
25741272 is an abundant number, since it is smaller than the sum of its proper divisors (39047208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25741272 is a wasteful number, since it uses less digits than its factorization.
25741272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7263 (or 7259 counting only the distinct ones).
The product of its digits is 7840, while the sum is 30.
The square root of 25741272 is about 5073.5857142656. The cubic root of 25741272 is about 295.2636616249.
The spelling of 25741272 in words is "twenty-five million, seven hundred forty-one thousand, two hundred seventy-two".
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