Base | Representation |
---|---|
bin | 1001111100101110… |
… | …0111000000010000 |
3 | 20220010020120212100 |
4 | 2133023213000100 |
5 | 20432134330223 |
6 | 1121000400400 |
7 | 123115621101 |
oct | 23713470020 |
9 | 6803216770 |
10 | 2670620688 |
11 | 115054a93a |
12 | 626476100 |
13 | 33739b138 |
14 | 1b49863a8 |
15 | 1096d0043 |
hex | 9f2e7010 |
2670620688 has 60 divisors (see below), whose sum is σ = 7519947760. Its totient is φ = 884737728.
The previous prime is 2670620681. The next prime is 2670620717. The reversal of 2670620688 is 8860260762.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (2670620681) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33418 + ... + 80361.
Almost surely, 22670620688 is an apocalyptic number.
It is an amenable number.
2670620688 is an abundant number, since it is smaller than the sum of its proper divisors (4849327072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2670620688 is a wasteful number, since it uses less digits than its factorization.
2670620688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113956 (or 113947 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The square root of 2670620688 is about 51678.0484151637. The cubic root of 2670620688 is about 1387.4076015412.
The spelling of 2670620688 in words is "two billion, six hundred seventy million, six hundred twenty thousand, six hundred eighty-eight".
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