Base | Representation |
---|---|
bin | 11100100101101100… |
… | …110010110110001010 |
3 | 2221020100022220220121 |
4 | 130211230302312022 |
5 | 1000332000130131 |
6 | 22034021013454 |
7 | 2134464331636 |
oct | 344554626612 |
9 | 87210286817 |
10 | 30697270666 |
11 | 12022899887 |
12 | 5b4855428a |
13 | 2b8298a0aa |
14 | 16b2cb1dc6 |
15 | be9e5c911 |
hex | 725b32d8a |
30697270666 has 16 divisors (see below), whose sum is σ = 48059568000. Its totient is φ = 14677738768.
The previous prime is 30697270649. The next prime is 30697270687. The reversal of 30697270666 is 66607279603.
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, 115635 + ... + 273433.
It is an arithmetic number, because the mean of its divisors is an integer number (3003723000).
Almost surely, 230697270666 is an apocalyptic number.
30697270666 is a deficient number, since it is larger than the sum of its proper divisors (17362297334).
30697270666 is a wasteful number, since it uses less digits than its factorization.
30697270666 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162053.
The product of its (nonzero) digits is 3429216, while the sum is 52.
The spelling of 30697270666 in words is "thirty billion, six hundred ninety-seven million, two hundred seventy thousand, six hundred sixty-six".
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