Base | Representation |
---|---|
bin | 100111111010… |
… | …1111010010100 |
3 | 1110101100211110 |
4 | 1033311322110 |
5 | 20324231241 |
6 | 2024335020 |
7 | 342621660 |
oct | 117657224 |
9 | 43340743 |
10 | 20930196 |
11 | 108a6191 |
12 | 7014470 |
13 | 444a941 |
14 | 2acb8a0 |
15 | 1c86816 |
hex | 13f5e94 |
20930196 has 48 divisors (see below), whose sum is σ = 59101056. Its totient is φ = 5627904.
The previous prime is 20930183. The next prime is 20930201. The reversal of 20930196 is 69103902.
It is a congruent 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, 5901 + ... + 8756.
It is an arithmetic number, because the mean of its divisors is an integer number (1231272).
Almost surely, 220930196 is an apocalyptic number.
It is an amenable number.
20930196 is an abundant number, since it is smaller than the sum of its proper divisors (38170860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20930196 is a wasteful number, since it uses less digits than its factorization.
20930196 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14688 (or 14686 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 20930196 is about 4574.9531145139. The cubic root of 20930196 is about 275.5863895093.
The spelling of 20930196 in words is "twenty million, nine hundred thirty thousand, one hundred ninety-six".
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