Base | Representation |
---|---|
bin | 111010110110… |
… | …1010010111110 |
3 | 2011001122222222 |
4 | 1311231102332 |
5 | 30344401012 |
6 | 3021205342 |
7 | 523163204 |
oct | 165552276 |
9 | 64048888 |
10 | 30856382 |
11 | 16465947 |
12 | a400852 |
13 | 6514a1b |
14 | 4153074 |
15 | 2a97972 |
hex | 1d6d4be |
30856382 has 4 divisors (see below), whose sum is σ = 46284576. Its totient is φ = 15428190.
The previous prime is 30856369. The next prime is 30856403. The reversal of 30856382 is 28365803.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7714094 + ... + 7714097.
It is an arithmetic number, because the mean of its divisors is an integer number (11571144).
Almost surely, 230856382 is an apocalyptic number.
30856382 is a deficient number, since it is larger than the sum of its proper divisors (15428194).
30856382 is a wasteful number, since it uses less digits than its factorization.
30856382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15428193.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 30856382 is about 5554.8521132430. The cubic root of 30856382 is about 313.6521971524.
The spelling of 30856382 in words is "thirty million, eight hundred fifty-six thousand, three hundred eighty-two".
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