Base | Representation |
---|---|
bin | 1011010111110101001000… |
… | …01111001111010010001100 |
3 | 10021112202011100120211220211 |
4 | 11223322210033033102030 |
5 | 11234212444043234000 |
6 | 125104313014252204 |
7 | 5160525626435626 |
oct | 553724417172214 |
9 | 107482140524824 |
10 | 25008055055500 |
11 | 7a71947135a60 |
12 | 297a88b057064 |
13 | 10c533212661a |
14 | 62657971dc16 |
15 | 2d57b482a7ba |
hex | 16bea43cf48c |
25008055055500 has 96 divisors (see below), whose sum is σ = 60172758225216. Its totient is φ = 9003800000000.
The previous prime is 25008055055453. The next prime is 25008055055509. The reversal of 25008055055500 is 555055080052.
It is not an unprimeable number, because it can be changed into a prime (25008055055509) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21954001 + ... + 23065000.
It is an arithmetic number, because the mean of its divisors is an integer number (626799564846).
Almost surely, 225008055055500 is an apocalyptic number.
25008055055500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25008055055500 is an abundant number, since it is smaller than the sum of its proper divisors (35164703169716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25008055055500 is a wasteful number, since it uses less digits than its factorization.
25008055055500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45019132 (or 45019120 counting only the distinct ones).
The product of its (nonzero) digits is 250000, while the sum is 40.
The spelling of 25008055055500 in words is "twenty-five trillion, eight billion, fifty-five million, fifty-five thousand, five hundred".
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