Base | Representation |
---|---|
bin | 111001111101… |
… | …1101100111000 |
3 | 2010012000202011 |
4 | 1303323230320 |
5 | 30240003341 |
6 | 3003215304 |
7 | 516214531 |
oct | 163735470 |
9 | 63160664 |
10 | 30391096 |
11 | 1617830a |
12 | a217534 |
13 | 63b0cc8 |
14 | 4071688 |
15 | 2a04b81 |
hex | 1cfbb38 |
30391096 has 32 divisors (see below), whose sum is σ = 59760000. Its totient is φ = 14461920.
The previous prime is 30391091. The next prime is 30391111. The reversal of 30391096 is 69019303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30391091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60655 + ... + 61153.
It is an arithmetic number, because the mean of its divisors is an integer number (1867500).
Almost surely, 230391096 is an apocalyptic number.
It is an amenable number.
30391096 is a deficient number, since it is larger than the sum of its proper divisors (29368904).
30391096 is a wasteful number, since it uses less digits than its factorization.
30391096 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 859 (or 855 counting only the distinct ones).
The product of its (nonzero) digits is 4374, while the sum is 31.
The square root of 30391096 is about 5512.8119866362. The cubic root of 30391096 is about 312.0676765310.
The spelling of 30391096 in words is "thirty million, three hundred ninety-one thousand, ninety-six".
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