Base | Representation |
---|---|
bin | 111010100010… |
… | …1011110110111 |
3 | 2010202101022000 |
4 | 1311011132313 |
5 | 30324141203 |
6 | 3013510343 |
7 | 521613564 |
oct | 165053667 |
9 | 63671260 |
10 | 30693303 |
11 | 16364373 |
12 | a3423b3 |
13 | 6488724 |
14 | 410d86b |
15 | 2a644a3 |
hex | 1d457b7 |
30693303 has 48 divisors (see below), whose sum is σ = 49743360. Its totient is φ = 18689616.
The previous prime is 30693287. The next prime is 30693367. The reversal of 30693303 is 30339603.
It is not a de Polignac number, because 30693303 - 24 = 30693287 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30693203) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458076 + ... + 458142.
It is an arithmetic number, because the mean of its divisors is an integer number (1036320).
Almost surely, 230693303 is an apocalyptic number.
30693303 is a deficient number, since it is larger than the sum of its proper divisors (19050057).
30693303 is a wasteful number, since it uses less digits than its factorization.
30693303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161 (or 136 counting only the distinct ones).
The product of its (nonzero) digits is 4374, while the sum is 27.
The square root of 30693303 is about 5540.1536982290. The cubic root of 30693303 is about 313.0986599809.
The spelling of 30693303 in words is "thirty million, six hundred ninety-three thousand, three hundred three".
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