Base | Representation |
---|---|
bin | 1011101010011010… |
… | …0110101001000000 |
3 | 22002011221010020020 |
4 | 2322212212221000 |
5 | 22402423310140 |
6 | 1234353213440 |
7 | 140403233352 |
oct | 27246465100 |
9 | 8064833206 |
10 | 3130681920 |
11 | 1367208733 |
12 | 734561280 |
13 | 3ab7ab512 |
14 | 219b030d2 |
15 | 134ca96d0 |
hex | ba9a6a40 |
3130681920 has 112 divisors (see below), whose sum is σ = 10524670848. Its totient is φ = 785735680.
The previous prime is 3130681919. The next prime is 3130681969. The reversal of 3130681920 is 291860313.
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, 79596 + ... + 112235.
Almost surely, 23130681920 is an apocalyptic number.
3130681920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3130681920 is an abundant number, since it is smaller than the sum of its proper divisors (7393988928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3130681920 is a wasteful number, since it uses less digits than its factorization.
3130681920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191868 (or 191858 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 3130681920 is about 55952.4969952191. The cubic root of 3130681920 is about 1462.8944144789.
The spelling of 3130681920 in words is "three billion, one hundred thirty million, six hundred eighty-one thousand, nine hundred twenty".
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