Base | Representation |
---|---|
bin | 100111101110… |
… | …1100110010010 |
3 | 1110012022020002 |
4 | 1033131212102 |
5 | 20313034420 |
6 | 2022250002 |
7 | 342025433 |
oct | 117354622 |
9 | 43168202 |
10 | 20830610 |
11 | 10838389 |
12 | 6b86902 |
13 | 4414508 |
14 | 2aa348a |
15 | 1c67075 |
hex | 13dd992 |
20830610 has 16 divisors (see below), whose sum is σ = 39701016. Its totient is φ = 7842048.
The previous prime is 20830609. The next prime is 20830633. The reversal of 20830610 is 1603802.
It can be written as a sum of positive squares in 4 ways, for example, as 16834609 + 3996001 = 4103^2 + 1999^2 .
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, 61097 + ... + 61436.
Almost surely, 220830610 is an apocalyptic number.
20830610 is a deficient number, since it is larger than the sum of its proper divisors (18870406).
20830610 is a wasteful number, since it uses less digits than its factorization.
20830610 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122557.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 20830610 is about 4564.0563099068. The cubic root of 20830610 is about 275.1486138874.
The spelling of 20830610 in words is "twenty million, eight hundred thirty thousand, six hundred ten".
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