Base | Representation |
---|---|
bin | 111001111100… |
… | …1110000001000 |
3 | 2010011121210110 |
4 | 1303321300020 |
5 | 30234224422 |
6 | 3003114320 |
7 | 516152334 |
oct | 163716010 |
9 | 63147713 |
10 | 30383112 |
11 | 16172311 |
12 | a2129a0 |
13 | 63aa496 |
14 | 406c7c4 |
15 | 2a0260c |
hex | 1cf9c08 |
30383112 has 64 divisors (see below), whose sum is σ = 79200000. Its totient is φ = 9705024.
The previous prime is 30383057. The next prime is 30383137. The reversal of 30383112 is 21138303.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60639 + ... + 61137.
It is an arithmetic number, because the mean of its divisors is an integer number (1237500).
Almost surely, 230383112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30383112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39600000).
30383112 is an abundant number, since it is smaller than the sum of its proper divisors (48816888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30383112 is a wasteful number, since it uses less digits than its factorization.
30383112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610 (or 606 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 30383112 is about 5512.0878077186. The cubic root of 30383112 is about 312.0403465246.
The spelling of 30383112 in words is "thirty million, three hundred eighty-three thousand, one hundred twelve".
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