Base | Representation |
---|---|
bin | 1010101101010101… |
… | …0000010100000100 |
3 | 21102022211111110221 |
4 | 2223111100110010 |
5 | 21341331211110 |
6 | 1153121554124 |
7 | 131142432601 |
oct | 25325202404 |
9 | 7368744427 |
10 | 2874475780 |
11 | 1245626220 |
12 | 6827a5944 |
13 | 36a6a5057 |
14 | 1d3a8d6a8 |
15 | 11c54b7da |
hex | ab550504 |
2874475780 has 24 divisors (see below), whose sum is σ = 6585163200. Its totient is φ = 1045263840.
The previous prime is 2874475759. The next prime is 2874475817. The reversal of 2874475780 is 875744782.
It is a super-2 number, since 2×28744757802 = 16525222019613216800, which contains 22 as substring.
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, 6532680 + ... + 6533119.
It is an arithmetic number, because the mean of its divisors is an integer number (274381800).
Almost surely, 22874475780 is an apocalyptic number.
2874475780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2874475780 is an abundant number, since it is smaller than the sum of its proper divisors (3710687420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2874475780 is a wasteful number, since it uses less digits than its factorization.
2874475780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13065819 (or 13065817 counting only the distinct ones).
The product of its (nonzero) digits is 3512320, while the sum is 52.
The square root of 2874475780 is about 53614.1378742585. The cubic root of 2874475780 is about 1421.8470607914.
The spelling of 2874475780 in words is "two billion, eight hundred seventy-four million, four hundred seventy-five thousand, seven hundred eighty".
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