Base | Representation |
---|---|
bin | 111001100101… |
… | …1011010010100 |
3 | 2002210222102101 |
4 | 1303023122110 |
5 | 30212141200 |
6 | 2555051444 |
7 | 514432054 |
oct | 163133224 |
9 | 62728371 |
10 | 30193300 |
11 | 16052745 |
12 | a140b84 |
13 | 6341c77 |
14 | 401d564 |
15 | 29b626a |
hex | 1ccb694 |
30193300 has 18 divisors (see below), whose sum is σ = 65519678. Its totient is φ = 12077280.
The previous prime is 30193297. The next prime is 30193301. The reversal of 30193300 is 339103.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 643204 + 29550096 = 802^2 + 5436^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30193301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150867 + ... + 151066.
Almost surely, 230193300 is an apocalyptic number.
It is an amenable number.
30193300 is an abundant number, since it is smaller than the sum of its proper divisors (35326378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30193300 is a wasteful number, since it uses less digits than its factorization.
30193300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 301947 (or 301940 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 19.
The square root of 30193300 is about 5494.8430368847. The cubic root of 30193300 is about 311.3891868464.
The spelling of 30193300 in words is "thirty million, one hundred ninety-three thousand, three hundred".
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