Base | Representation |
---|---|
bin | 100110101000… |
… | …1001000010110 |
3 | 1102010001222121 |
4 | 1031101020112 |
5 | 20141132004 |
6 | 2002050154 |
7 | 334111135 |
oct | 115211026 |
9 | 42101877 |
10 | 20255254 |
11 | 10485088 |
12 | 694995a |
13 | 4272676 |
14 | 299391c |
15 | 1ba1854 |
hex | 1351216 |
20255254 has 8 divisors (see below), whose sum is σ = 31982040. Its totient is φ = 9594576.
The previous prime is 20255227. The next prime is 20255293. The reversal of 20255254 is 45255202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266479 + ... + 266554.
It is an arithmetic number, because the mean of its divisors is an integer number (3997755).
Almost surely, 220255254 is an apocalyptic number.
20255254 is a deficient number, since it is larger than the sum of its proper divisors (11726786).
20255254 is a wasteful number, since it uses less digits than its factorization.
20255254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 533054.
The product of its (nonzero) digits is 4000, while the sum is 25.
The square root of 20255254 is about 4500.5837399164. The cubic root of 20255254 is about 272.5916601002.
The spelling of 20255254 in words is "twenty million, two hundred fifty-five thousand, two hundred fifty-four".
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