Base | Representation |
---|---|
bin | 100111000010… |
… | …0110111100000 |
3 | 1102111211200021 |
4 | 1032010313200 |
5 | 20214422133 |
6 | 2010403224 |
7 | 335653021 |
oct | 116046740 |
9 | 42454607 |
10 | 20467168 |
11 | 1060a317 |
12 | 6a30514 |
13 | 4317c67 |
14 | 2a0ac48 |
15 | 1be452d |
hex | 1384de0 |
20467168 has 12 divisors (see below), whose sum is σ = 40294800. Its totient is φ = 10233568.
The previous prime is 20467157. The next prime is 20467177. The reversal of 20467168 is 86176402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319768 + ... + 319831.
It is an arithmetic number, because the mean of its divisors is an integer number (3357900).
Almost surely, 220467168 is an apocalyptic number.
It is an amenable number.
20467168 is a deficient number, since it is larger than the sum of its proper divisors (19827632).
20467168 is an equidigital number, since it uses as much as digits as its factorization.
20467168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639609 (or 639601 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 20467168 is about 4524.0654283509. The cubic root of 20467168 is about 273.5389978336.
The spelling of 20467168 in words is "twenty million, four hundred sixty-seven thousand, one hundred sixty-eight".
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