Base | Representation |
---|---|
bin | 111011000111… |
… | …1001101110000 |
3 | 2011022201120112 |
4 | 1312033031300 |
5 | 30413322222 |
6 | 3024200452 |
7 | 524312225 |
oct | 166171560 |
9 | 64281515 |
10 | 30995312 |
11 | 16550267 |
12 | a469128 |
13 | 656302a |
14 | 418b94c |
15 | 2ac3be2 |
hex | 1d8f370 |
30995312 has 10 divisors (see below), whose sum is σ = 60053448. Its totient is φ = 15497648.
The previous prime is 30995311. The next prime is 30995347. The reversal of 30995312 is 21359903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30995311) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 968588 + ... + 968619.
Almost surely, 230995312 is an apocalyptic number.
It is an amenable number.
30995312 is a deficient number, since it is larger than the sum of its proper divisors (29058136).
30995312 is a wasteful number, since it uses less digits than its factorization.
30995312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1937215 (or 1937209 counting only the distinct ones).
The product of its (nonzero) digits is 7290, while the sum is 32.
The square root of 30995312 is about 5567.3433520845. The cubic root of 30995312 is about 314.1222291801.
The spelling of 30995312 in words is "thirty million, nine hundred ninety-five thousand, three hundred twelve".
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