Base | Representation |
---|---|
bin | 100110101000… |
… | …0101001100010 |
3 | 1102002222021120 |
4 | 1031100221202 |
5 | 20141101112 |
6 | 2002033110 |
7 | 334102320 |
oct | 115205142 |
9 | 42088246 |
10 | 20253282 |
11 | 10483655 |
12 | 6948796 |
13 | 42717ba |
14 | 2992d10 |
15 | 1ba0e8c |
hex | 1350a62 |
20253282 has 32 divisors (see below), whose sum is σ = 47548032. Its totient is φ = 5629824.
The previous prime is 20253241. The next prime is 20253347. The reversal of 20253282 is 28235202.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4963 + ... + 8070.
It is an arithmetic number, because the mean of its divisors is an integer number (1485876).
Almost surely, 220253282 is an apocalyptic number.
20253282 is an abundant number, since it is smaller than the sum of its proper divisors (27294750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20253282 is a wasteful number, since it uses less digits than its factorization.
20253282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13082.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 20253282 is about 4500.3646518921. The cubic root of 20253282 is about 272.5828135362.
Adding to 20253282 its product of nonzero digits (1920), we get a palindrome (20255202).
Adding to 20253282 its reverse (28235202), we get a palindrome (48488484).
The spelling of 20253282 in words is "twenty million, two hundred fifty-three thousand, two hundred eighty-two".
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