Base | Representation |
---|---|
bin | 10111101110101110… |
… | …111101111000110000 |
3 | 2102202202100111212101 |
4 | 113232232331320300 |
5 | 404140403013000 |
6 | 15412211310144 |
7 | 1561264332430 |
oct | 275656757060 |
9 | 72682314771 |
10 | 25480126000 |
11 | a89595987a |
12 | 4b312ab354 |
13 | 2530b50644 |
14 | 133a0482c0 |
15 | 9e1e11e6a |
hex | 5eebbde30 |
25480126000 has 80 divisors (see below), whose sum is σ = 70412546880. Its totient is φ = 8736038400.
The previous prime is 25480125989. The next prime is 25480126013. The reversal of 25480126000 is 62108452.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 25480126000.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 896005 + ... + 924004.
It is an arithmetic number, because the mean of its divisors is an integer number (880156836).
Almost surely, 225480126000 is an apocalyptic number.
25480126000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25480126000 is an abundant number, since it is smaller than the sum of its proper divisors (44932420880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25480126000 is a wasteful number, since it uses less digits than its factorization.
25480126000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1820039 (or 1820023 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
The spelling of 25480126000 in words is "twenty-five billion, four hundred eighty million, one hundred twenty-six thousand".
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