Base | Representation |
---|---|
bin | 101111111100… |
… | …0101110110000 |
3 | 1202022001011202 |
4 | 1133320232300 |
5 | 22413323143 |
6 | 2254430332 |
7 | 423436640 |
oct | 137705660 |
9 | 52261152 |
10 | 25136048 |
11 | 132090a3 |
12 | 85023a8 |
13 | 5291102 |
14 | 34a4520 |
15 | 2317ab8 |
hex | 17f8bb0 |
25136048 has 20 divisors (see below), whose sum is σ = 55658640. Its totient is φ = 10772544.
The previous prime is 25136039. The next prime is 25136051. The reversal of 25136048 is 84063152.
It is a self number, because there is not a number n which added to its sum of digits gives 25136048.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112103 + ... + 112326.
It is an arithmetic number, because the mean of its divisors is an integer number (2782932).
Almost surely, 225136048 is an apocalyptic number.
25136048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
25136048 is an abundant number, since it is smaller than the sum of its proper divisors (30522592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25136048 is a wasteful number, since it uses less digits than its factorization.
25136048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 224444 (or 224438 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 25136048 is about 5013.5863411335. The cubic root of 25136048 is about 292.9312235921.
The spelling of 25136048 in words is "twenty-five million, one hundred thirty-six thousand, forty-eight".
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