Base | Representation |
---|---|
bin | 111001100001… |
… | …1001101000100 |
3 | 2002202021022100 |
4 | 1303003031010 |
5 | 30210102214 |
6 | 2554232100 |
7 | 514232052 |
oct | 163031504 |
9 | 62667270 |
10 | 30159684 |
11 | 1602a465 |
12 | a125630 |
13 | 632c889 |
14 | 40111d2 |
15 | 29ab309 |
hex | 1cc3344 |
30159684 has 36 divisors (see below), whose sum is σ = 78013936. Its totient is φ = 9818928.
The previous prime is 30159677. The next prime is 30159709. The reversal of 30159684 is 48695103.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8194 + ... + 11289.
Almost surely, 230159684 is an apocalyptic number.
It is an amenable number.
30159684 is an abundant number, since it is smaller than the sum of its proper divisors (47854252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30159684 is a wasteful number, since it uses less digits than its factorization.
30159684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19536 (or 19531 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 30159684 is about 5491.7833169199. The cubic root of 30159684 is about 311.2735812201.
The spelling of 30159684 in words is "thirty million, one hundred fifty-nine thousand, six hundred eighty-four".
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