Base | Representation |
---|---|
bin | 1011010111101101100101… |
… | …10001100111011001111000 |
3 | 10021112100201000202221022120 |
4 | 11223312302301213121320 |
5 | 11234131200004342140 |
6 | 125102403021521240 |
7 | 5160323346040566 |
oct | 553666261473170 |
9 | 107470630687276 |
10 | 25004003980920 |
11 | 7a70158437738 |
12 | 2979b3a413220 |
13 | 10c4b37a61683 |
14 | 6262b36b2a36 |
15 | 2d5628d671d0 |
hex | 16bdb2c67678 |
25004003980920 has 64 divisors (see below), whose sum is σ = 75228185013120. Its totient is φ = 6648519010944.
The previous prime is 25004003980919. The next prime is 25004003980981. The reversal of 25004003980920 is 2908930040052.
It is a congruent number.
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, 300198562 + ... + 300281841.
It is an arithmetic number, because the mean of its divisors is an integer number (1175440390830).
Almost surely, 225004003980920 is an apocalyptic number.
25004003980920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25004003980920 is an abundant number, since it is smaller than the sum of its proper divisors (50224181032200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25004003980920 is a wasteful number, since it uses less digits than its factorization.
25004003980920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 600480764 (or 600480760 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 42.
The spelling of 25004003980920 in words is "twenty-five trillion, four billion, three million, nine hundred eighty thousand, nine hundred twenty".
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