Base | Representation |
---|---|
bin | 100111010000… |
… | …0001011010000 |
3 | 1102201112010002 |
4 | 1032200023100 |
5 | 20232012044 |
6 | 2013025132 |
7 | 336630104 |
oct | 116401320 |
9 | 42645102 |
10 | 20579024 |
11 | 10686364 |
12 | 6a851a8 |
13 | 4356b4b |
14 | 2a39904 |
15 | 1c1774e |
hex | 13a02d0 |
20579024 has 10 divisors (see below), whose sum is σ = 39871890. Its totient is φ = 10289504.
The previous prime is 20578981. The next prime is 20579047. The reversal of 20579024 is 42097502.
It can be written as a sum of positive squares in only one way, i.e., 20539024 + 40000 = 4532^2 + 200^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643079 + ... + 643110.
It is an arithmetic number, because the mean of its divisors is an integer number (3987189).
Almost surely, 220579024 is an apocalyptic number.
It is an amenable number.
20579024 is a deficient number, since it is larger than the sum of its proper divisors (19292866).
20579024 is a wasteful number, since it uses less digits than its factorization.
20579024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286197 (or 1286191 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 20579024 is about 4536.4109161318. The cubic root of 20579024 is about 274.0364027149.
The spelling of 20579024 in words is "twenty million, five hundred seventy-nine thousand, twenty-four".
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