Base | Representation |
---|---|
bin | 100110101001… |
… | …0000011101010 |
3 | 1102010021012012 |
4 | 1031102003222 |
5 | 20141242200 |
6 | 2002115522 |
7 | 334125200 |
oct | 115220352 |
9 | 42107165 |
10 | 20259050 |
11 | 10487a19 |
12 | 694bba2 |
13 | 4274306 |
14 | 2995070 |
15 | 1ba2a35 |
hex | 13520ea |
20259050 has 36 divisors (see below), whose sum is σ = 43839270. Its totient is φ = 6945120.
The previous prime is 20259049. The next prime is 20259061. The reversal of 20259050 is 5095202.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 18653761 + 1605289 = 4319^2 + 1267^2 .
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 in 17 ways as a sum of consecutive naturals, for example, 1685 + ... + 6584.
Almost surely, 220259050 is an apocalyptic number.
20259050 is an abundant number, since it is smaller than the sum of its proper divisors (23580220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20259050 is a wasteful number, since it uses less digits than its factorization.
20259050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8295 (or 8283 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 20259050 is about 4501.0054432315. The cubic root of 20259050 is about 272.6086876709.
The spelling of 20259050 in words is "twenty million, two hundred fifty-nine thousand, fifty".
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