Base | Representation |
---|---|
bin | 111001111101… |
… | …0101000001011 |
3 | 2010011210201022 |
4 | 1303322220023 |
5 | 30234333244 |
6 | 3003143055 |
7 | 516165650 |
oct | 163725013 |
9 | 63153638 |
10 | 30386699 |
11 | 16174a82 |
12 | a214a8b |
13 | 63abcc5 |
14 | 406dc27 |
15 | 2a036ee |
hex | 1cfaa0b |
30386699 has 16 divisors (see below), whose sum is σ = 35804160. Its totient is φ = 25247040.
The previous prime is 30386689. The next prime is 30386747. The reversal of 30386699 is 99668303.
It is not a de Polignac number, because 30386699 - 24 = 30386683 is a prime.
It is a super-2 number, since 2×303866992 = 1846702952233202, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30386689) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68372 + ... + 68814.
It is an arithmetic number, because the mean of its divisors is an integer number (2237760).
Almost surely, 230386699 is an apocalyptic number.
30386699 is a deficient number, since it is larger than the sum of its proper divisors (5417461).
30386699 is a wasteful number, since it uses less digits than its factorization.
30386699 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 730.
The product of its (nonzero) digits is 209952, while the sum is 44.
The square root of 30386699 is about 5512.4131739194. The cubic root of 30386699 is about 312.0526257658.
The spelling of 30386699 in words is "thirty million, three hundred eighty-six thousand, six hundred ninety-nine".
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