Base | Representation |
---|---|
bin | 10111010111001100… |
… | …000111010011011000 |
3 | 2101202020001210200000 |
4 | 113113030013103120 |
5 | 402333242113220 |
6 | 15305101013000 |
7 | 1545426642603 |
oct | 272714072330 |
9 | 71666053600 |
10 | 25085113560 |
11 | a702990111 |
12 | 4a40b54160 |
13 | 249a067280 |
14 | 12dd7c133a |
15 | 9bc3d6390 |
hex | 5d73074d8 |
25085113560 has 384 divisors, whose sum is σ = 92439809280. Its totient is φ = 6080583168.
The previous prime is 25085113483. The next prime is 25085113579. The reversal of 25085113560 is 6531158052.
It is a happy number.
25085113560 is a `hidden beast` number, since 2 + 5 + 0 + 85 + 1 + 13 + 560 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8464639 + ... + 8467601.
It is an arithmetic number, because the mean of its divisors is an integer number (240728670).
Almost surely, 225085113560 is an apocalyptic number.
25085113560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25085113560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46219904640).
25085113560 is an abundant number, since it is smaller than the sum of its proper divisors (67354695720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25085113560 is a wasteful number, since it uses less digits than its factorization.
25085113560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3069 (or 3053 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 36.
The spelling of 25085113560 in words is "twenty-five billion, eighty-five million, one hundred thirteen thousand, five hundred sixty".
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