Base | Representation |
---|---|
bin | 11100001000100001… |
… | …000101001011110100 |
3 | 2212222020001011102102 |
4 | 130020201011023310 |
5 | 443331130121123 |
6 | 21513251001232 |
7 | 2116400610614 |
oct | 341041051364 |
9 | 85866034372 |
10 | 30207660788 |
11 | 118a1489718 |
12 | 5a30599218 |
13 | 2b054022c6 |
14 | 1667c62a44 |
15 | bbbe98028 |
hex | 7088452f4 |
30207660788 has 24 divisors (see below), whose sum is σ = 55480699008. Its totient is φ = 14363625056.
The previous prime is 30207660767. The next prime is 30207660817. The reversal of 30207660788 is 88706670203.
It is a congruent number.
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, 933056 + ... + 964887.
It is an arithmetic number, because the mean of its divisors is an integer number (2311695792).
Almost surely, 230207660788 is an apocalyptic number.
It is an amenable number.
30207660788 is a deficient number, since it is larger than the sum of its proper divisors (25273038220).
30207660788 is a wasteful number, since it uses less digits than its factorization.
30207660788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1898143 (or 1898141 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 47.
The spelling of 30207660788 in words is "thirty billion, two hundred seven million, six hundred sixty thousand, seven hundred eighty-eight".
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