Base | Representation |
---|---|
bin | 111010110110… |
… | …1000011001110 |
3 | 2011001121121122 |
4 | 1311231003032 |
5 | 30344332444 |
6 | 3021200542 |
7 | 523160234 |
oct | 165550316 |
9 | 64047548 |
10 | 30855374 |
11 | 16465110 |
12 | a400152 |
13 | 6514424 |
14 | 4152954 |
15 | 2a974ee |
hex | 1d6d0ce |
30855374 has 48 divisors (see below), whose sum is σ = 56232576. Its totient is φ = 12566400.
The previous prime is 30855361. The next prime is 30855389. The reversal of 30855374 is 47355803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146129 + ... + 146339.
It is an arithmetic number, because the mean of its divisors is an integer number (1171512).
Almost surely, 230855374 is an apocalyptic number.
30855374 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30855374 is a deficient number, since it is larger than the sum of its proper divisors (25377202).
30855374 is a wasteful number, since it uses less digits than its factorization.
30855374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281 (or 264 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 35.
The square root of 30855374 is about 5554.7613810136. The cubic root of 30855374 is about 313.6487817071.
The spelling of 30855374 in words is "thirty million, eight hundred fifty-five thousand, three hundred seventy-four".
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