Base | Representation |
---|---|
bin | 11100011110001111… |
… | …010110111011011010 |
3 | 2220220121211021201200 |
4 | 130132033112323122 |
5 | 1000102430114001 |
6 | 22013350255030 |
7 | 2131414451415 |
oct | 343617267332 |
9 | 86817737650 |
10 | 30572113626 |
11 | 11a6918550a |
12 | 5b12657476 |
13 | 2b62a78a82 |
14 | 16a0412b7c |
15 | bdde89086 |
hex | 71e3d6eda |
30572113626 has 12 divisors (see below), whose sum is σ = 66239579562. Its totient is φ = 10190704536.
The previous prime is 30572113597. The next prime is 30572113631. The reversal of 30572113626 is 62631127503.
30572113626 is a `hidden beast` number, since 3 + 0 + 5 + 7 + 21 + 1 + 3 + 626 = 666.
It can be written as a sum of positive squares in only one way, i.e., 30085249401 + 486864225 = 173451^2 + 22065^2 .
It is a super-2 number, since 2×305721136262 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 849225361 + ... + 849225396.
Almost surely, 230572113626 is an apocalyptic number.
30572113626 is an abundant number, since it is smaller than the sum of its proper divisors (35667465936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30572113626 is a wasteful number, since it uses less digits than its factorization.
30572113626 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1698450765 (or 1698450762 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The spelling of 30572113626 in words is "thirty billion, five hundred seventy-two million, one hundred thirteen thousand, six hundred twenty-six".
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