Base | Representation |
---|---|
bin | 100110101000… |
… | …1001001111000 |
3 | 1102010002010020 |
4 | 1031101021320 |
5 | 20141132402 |
6 | 2002050440 |
7 | 334111335 |
oct | 115211170 |
9 | 42102106 |
10 | 20255352 |
11 | 10485167 |
12 | 6949a20 |
13 | 4272720 |
14 | 299398c |
15 | 1ba18bc |
hex | 1351278 |
20255352 has 32 divisors (see below), whose sum is σ = 54534480. Its totient is φ = 6232320.
The previous prime is 20255329. The next prime is 20255371. The reversal of 20255352 is 25355202.
It is a Harshad number since it is a multiple of its sum of digits (24).
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 in 7 ways as a sum of consecutive naturals, for example, 32149 + ... + 32772.
Almost surely, 220255352 is an apocalyptic number.
It is an amenable number.
20255352 is an abundant number, since it is smaller than the sum of its proper divisors (34279128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20255352 is a wasteful number, since it uses less digits than its factorization.
20255352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64943 (or 64939 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 24.
The square root of 20255352 is about 4500.5946273798. The cubic root of 20255352 is about 272.5920997218.
The spelling of 20255352 in words is "twenty million, two hundred fifty-five thousand, three hundred fifty-two".
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