Base | Representation |
---|---|
bin | 111001101111… |
… | …0110101111100 |
3 | 2002222000121020 |
4 | 1303132311330 |
5 | 30222213032 |
6 | 3000504140 |
7 | 515213106 |
oct | 163366574 |
9 | 62860536 |
10 | 30272892 |
11 | 160a7521 |
12 | a17b050 |
13 | 636c270 |
14 | 4040576 |
15 | 29ceb2c |
hex | 1cded7c |
30272892 has 24 divisors (see below), whose sum is σ = 76070736. Its totient is φ = 9314688.
The previous prime is 30272857. The next prime is 30272917. The reversal of 30272892 is 29827203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96873 + ... + 97184.
It is an arithmetic number, because the mean of its divisors is an integer number (3169614).
Almost surely, 230272892 is an apocalyptic number.
It is an amenable number.
30272892 is an abundant number, since it is smaller than the sum of its proper divisors (45797844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30272892 is a wasteful number, since it uses less digits than its factorization.
30272892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194077 (or 194075 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 30272892 is about 5502.0806973362. The cubic root of 30272892 is about 311.6625625331.
The spelling of 30272892 in words is "thirty million, two hundred seventy-two thousand, eight hundred ninety-two".
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