Base | Representation |
---|---|
bin | 1001011000110101… |
… | …1011111101001100 |
3 | 20111122000120212002 |
4 | 2112031123331030 |
5 | 20130121323110 |
6 | 1054022331432 |
7 | 116310352154 |
oct | 22615337514 |
9 | 6448016762 |
10 | 2520104780 |
11 | 1083596026 |
12 | 5a3b89b78 |
13 | 31214b47b |
14 | 19c9a5764 |
15 | eb39caa5 |
hex | 9635bf4c |
2520104780 has 24 divisors (see below), whose sum is σ = 5435254608. Its totient is φ = 980797248.
The previous prime is 2520104761. The next prime is 2520104801. The reversal of 2520104780 is 874010252.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1702034 + ... + 1703513.
It is an arithmetic number, because the mean of its divisors is an integer number (226468942).
Almost surely, 22520104780 is an apocalyptic number.
2520104780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2520104780 is an abundant number, since it is smaller than the sum of its proper divisors (2915149828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2520104780 is a wasteful number, since it uses less digits than its factorization.
2520104780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3405593 (or 3405591 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 2520104780 is about 50200.6452149771. The cubic root of 2520104780 is about 1360.8372835846.
The spelling of 2520104780 in words is "two billion, five hundred twenty million, one hundred four thousand, seven hundred eighty".
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