Base | Representation |
---|---|
bin | 111010101101… |
… | …1011100100100 |
3 | 2010220221201001 |
4 | 1311123130210 |
5 | 30340031033 |
6 | 3015443044 |
7 | 522440065 |
oct | 165333444 |
9 | 63827631 |
10 | 30783268 |
11 | 16415a1a |
12 | a386484 |
13 | 64ba669 |
14 | 413456c |
15 | 2a80e7d |
hex | 1d5b724 |
30783268 has 24 divisors (see below), whose sum is σ = 58665600. Its totient is φ = 14077728.
The previous prime is 30783229. The next prime is 30783271. The reversal of 30783268 is 86238703.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4780 + ... + 9187.
It is an arithmetic number, because the mean of its divisors is an integer number (2444400).
Almost surely, 230783268 is an apocalyptic number.
30783268 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
30783268 is a deficient number, since it is larger than the sum of its proper divisors (27882332).
30783268 is a wasteful number, since it uses less digits than its factorization.
30783268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14019 (or 14017 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 30783268 is about 5548.2671168573. The cubic root of 30783268 is about 313.4042689354.
The spelling of 30783268 in words is "thirty million, seven hundred eighty-three thousand, two hundred sixty-eight".
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