Base | Representation |
---|---|
bin | 111011000110… |
… | …0001101011000 |
3 | 2011022002200112 |
4 | 1312030031120 |
5 | 30412424000 |
6 | 3024023452 |
7 | 524231306 |
oct | 166141530 |
9 | 64262615 |
10 | 30983000 |
11 | 16541a94 |
12 | a461b88 |
13 | 655a549 |
14 | 4187276 |
15 | 2ac0235 |
hex | 1d8c358 |
30983000 has 32 divisors (see below), whose sum is σ = 72502560. Its totient is φ = 12392800.
The previous prime is 30982997. The next prime is 30983033. The reversal of 30983000 is 38903.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14492 + ... + 16491.
It is an arithmetic number, because the mean of its divisors is an integer number (2265705).
Almost surely, 230983000 is an apocalyptic number.
It is an amenable number.
30983000 is an abundant number, since it is smaller than the sum of its proper divisors (41519560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30983000 is a wasteful number, since it uses less digits than its factorization.
30983000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31004 (or 30990 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 30983000 is about 5566.2375084073. The cubic root of 30983000 is about 314.0806316521.
The spelling of 30983000 in words is "thirty million, nine hundred eighty-three thousand".
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