Base | Representation |
---|---|
bin | 11100011011110001… |
… | …000010101000110000 |
3 | 2220210201201202212112 |
4 | 130123301002220300 |
5 | 1000011314034020 |
6 | 22005304544452 |
7 | 2130401626625 |
oct | 343361025060 |
9 | 86721652775 |
10 | 30530611760 |
11 | 11a47809550 |
12 | 5b00782128 |
13 | 2b572a775c |
14 | 1698acc34c |
15 | bda4dc2c5 |
hex | 71bc42a30 |
30530611760 has 80 divisors (see below), whose sum is σ = 78417123840. Its totient is φ = 10961483520.
The previous prime is 30530611759. The next prime is 30530611777. The reversal of 30530611760 is 6711603503.
It is a tau number, because it is divible by the number of its divisors (80).
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, 150062 + ... + 289101.
It is an arithmetic number, because the mean of its divisors is an integer number (980214048).
Almost surely, 230530611760 is an apocalyptic number.
It is an amenable number.
30530611760 is an abundant number, since it is smaller than the sum of its proper divisors (47886512080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30530611760 is a wasteful number, since it uses less digits than its factorization.
30530611760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 439266 (or 439260 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The spelling of 30530611760 in words is "thirty billion, five hundred thirty million, six hundred eleven thousand, seven hundred sixty".
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