Base | Representation |
---|---|
bin | 111010001111… |
… | …1111110010000 |
3 | 2010110120112200 |
4 | 1310133332100 |
5 | 30304232124 |
6 | 3010323200 |
7 | 520403631 |
oct | 164377620 |
9 | 63416480 |
10 | 30539664 |
11 | 162699a1 |
12 | a289500 |
13 | 643380c |
14 | 40ad888 |
15 | 2a33bc9 |
hex | 1d1ff90 |
30539664 has 30 divisors (see below), whose sum is σ = 85469046. Its totient is φ = 10179840.
The previous prime is 30539657. The next prime is 30539671. The reversal of 30539664 is 46693503.
It is an interprime number because it is at equal distance from previous prime (30539657) and next prime (30539671).
It can be written as a sum of positive squares in only one way, i.e., 16160400 + 14379264 = 4020^2 + 3792^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 105897 + ... + 106184.
Almost surely, 230539664 is an apocalyptic number.
It is an amenable number.
30539664 is an abundant number, since it is smaller than the sum of its proper divisors (54929382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30539664 is a wasteful number, since it uses less digits than its factorization.
30539664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212095 (or 212086 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 36.
The square root of 30539664 is about 5526.2703516929. The cubic root of 30539664 is about 312.5753682747.
The spelling of 30539664 in words is "thirty million, five hundred thirty-nine thousand, six hundred sixty-four".
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