Base | Representation |
---|---|
bin | 111001111101… |
… | …0001011010010 |
3 | 2010011201011211 |
4 | 1303322023102 |
5 | 30234303400 |
6 | 3003130334 |
7 | 516160366 |
oct | 163721322 |
9 | 63151154 |
10 | 30384850 |
11 | 16173651 |
12 | a2139aa |
13 | 63ab202 |
14 | 406d2a6 |
15 | 2a02dba |
hex | 1cfa2d2 |
30384850 has 12 divisors (see below), whose sum is σ = 56515914. Its totient is φ = 12153920.
The previous prime is 30384841. The next prime is 30384859. The reversal of 30384850 is 5848303.
It is an interprime number because it is at equal distance from previous prime (30384841) and next prime (30384859).
It can be written as a sum of positive squares in 3 ways, for example, as 22838841 + 7546009 = 4779^2 + 2747^2 .
It is not an unprimeable number, because it can be changed into a prime (30384859) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 303799 + ... + 303898.
Almost surely, 230384850 is an apocalyptic number.
30384850 is a deficient number, since it is larger than the sum of its proper divisors (26131064).
30384850 is a wasteful number, since it uses less digits than its factorization.
30384850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 607709 (or 607704 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 30384850 is about 5512.2454589759. The cubic root of 30384850 is about 312.0462962748.
The spelling of 30384850 in words is "thirty million, three hundred eighty-four thousand, eight hundred fifty".
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