Base | Representation |
---|---|
bin | 11100000100000010… |
… | …011100001101110000 |
3 | 2212202222122121100120 |
4 | 130010002130031300 |
5 | 443202411113132 |
6 | 21502004250240 |
7 | 2114466122634 |
oct | 340402341560 |
9 | 85688577316 |
10 | 30132519792 |
11 | 11863027121 |
12 | 5a0b3a0980 |
13 | 2ac298378b |
14 | 165bca2dc4 |
15 | bb55a402c |
hex | 70409c370 |
30132519792 has 40 divisors (see below), whose sum is σ = 77918710800. Its totient is φ = 10034319360.
The previous prime is 30132519763. The next prime is 30132519817. The reversal of 30132519792 is 29791523103.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258417 + ... + 356432.
It is an arithmetic number, because the mean of its divisors is an integer number (1947967770).
Almost surely, 230132519792 is an apocalyptic number.
It is an amenable number.
30132519792 is an abundant number, since it is smaller than the sum of its proper divisors (47786191008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30132519792 is a wasteful number, since it uses less digits than its factorization.
30132519792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 615881 (or 615875 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 42.
The spelling of 30132519792 in words is "thirty billion, one hundred thirty-two million, five hundred nineteen thousand, seven hundred ninety-two".
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