Base | Representation |
---|---|
bin | 111010011100… |
… | …0110101111110 |
3 | 2010122202021122 |
4 | 1310320311332 |
5 | 30321012114 |
6 | 3012430542 |
7 | 521306630 |
oct | 164706576 |
9 | 63582248 |
10 | 30641534 |
11 | 16329490 |
12 | a318452 |
13 | 646acb1 |
14 | 40d8a50 |
15 | 2a53e8e |
hex | 1d38d7e |
30641534 has 16 divisors (see below), whose sum is σ = 57303936. Its totient is φ = 11938200.
The previous prime is 30641519. The next prime is 30641563. The reversal of 30641534 is 43514603.
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, 99332 + ... + 99639.
It is an arithmetic number, because the mean of its divisors is an integer number (3581496).
Almost surely, 230641534 is an apocalyptic number.
30641534 is a deficient number, since it is larger than the sum of its proper divisors (26662402).
30641534 is a wasteful number, since it uses less digits than its factorization.
30641534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198991.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 30641534 is about 5535.4795636873. The cubic root of 30641534 is about 312.9225311583.
The spelling of 30641534 in words is "thirty million, six hundred forty-one thousand, five hundred thirty-four".
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