Base | Representation |
---|---|
bin | 11100000111011000… |
… | …110010101100000110 |
3 | 2212220220101101201220 |
4 | 130013120302230012 |
5 | 443311302220122 |
6 | 21511332501210 |
7 | 2116050543465 |
oct | 340730625406 |
9 | 85826341656 |
10 | 30188710662 |
11 | 11891816160 |
12 | 5a2617a806 |
13 | 2b014c8a06 |
14 | 166552c9dc |
15 | bba4a325c |
hex | 707632b06 |
30188710662 has 32 divisors (see below), whose sum is σ = 66700039680. Its totient is φ = 9032293920.
The previous prime is 30188710649. The next prime is 30188710703. The reversal of 30188710662 is 26601788103.
It is a super-2 number, since 2×301887106622 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
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, 2889753 + ... + 2900180.
It is an arithmetic number, because the mean of its divisors is an integer number (2084376240).
Almost surely, 230188710662 is an apocalyptic number.
30188710662 is an abundant number, since it is smaller than the sum of its proper divisors (36511329018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30188710662 is a wasteful number, since it uses less digits than its factorization.
30188710662 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5790028.
The product of its (nonzero) digits is 96768, while the sum is 42.
The spelling of 30188710662 in words is "thirty billion, one hundred eighty-eight million, seven hundred ten thousand, six hundred sixty-two".
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