Base | Representation |
---|---|
bin | 111010110110… |
… | …0100100010000 |
3 | 2011001111220020 |
4 | 1311230210100 |
5 | 30344302032 |
6 | 3021143440 |
7 | 523151403 |
oct | 165544420 |
9 | 64044806 |
10 | 30853392 |
11 | 16463679 |
12 | a3bab80 |
13 | 651355b |
14 | 4151d3a |
15 | 2a96b2c |
hex | 1d6c910 |
30853392 has 20 divisors (see below), whose sum is σ = 79704720. Its totient is φ = 10284448.
The previous prime is 30853391. The next prime is 30853393. The reversal of 30853392 is 29335803.
It is an interprime number because it is at equal distance from previous prime (30853391) and next prime (30853393).
It is not an unprimeable number, because it can be changed into a prime (30853391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321342 + ... + 321437.
It is an arithmetic number, because the mean of its divisors is an integer number (3985236).
Almost surely, 230853392 is an apocalyptic number.
It is an amenable number.
30853392 is an abundant number, since it is smaller than the sum of its proper divisors (48851328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30853392 is a wasteful number, since it uses less digits than its factorization.
30853392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642790 (or 642784 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 33.
The square root of 30853392 is about 5554.5829726452. The cubic root of 30853392 is about 313.6420658030.
The spelling of 30853392 in words is "thirty million, eight hundred fifty-three thousand, three hundred ninety-two".
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