Base | Representation |
---|---|
bin | 111010111101… |
… | …1111001011110 |
3 | 2011011201001002 |
4 | 1311323321132 |
5 | 30403304230 |
6 | 3022350302 |
7 | 523532444 |
oct | 165737136 |
9 | 64151032 |
10 | 30916190 |
11 | 164a6878 |
12 | a42b392 |
13 | 6536006 |
14 | 416ab94 |
15 | 2aaa545 |
hex | 1d7be5e |
30916190 has 16 divisors (see below), whose sum is σ = 55718928. Its totient is φ = 12350976.
The previous prime is 30916189. The next prime is 30916213. The reversal of 30916190 is 9161903.
It is a super-2 number, since 2×309161902 = 1911621608232200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9854 + ... + 12606.
It is an arithmetic number, because the mean of its divisors is an integer number (3482433).
Almost surely, 230916190 is an apocalyptic number.
30916190 is a deficient number, since it is larger than the sum of its proper divisors (24802738).
30916190 is a wasteful number, since it uses less digits than its factorization.
30916190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3883.
The product of its (nonzero) digits is 1458, while the sum is 29.
The square root of 30916190 is about 5560.2329087908. The cubic root of 30916190 is about 313.8547139143.
The spelling of 30916190 in words is "thirty million, nine hundred sixteen thousand, one hundred ninety".
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