Base | Representation |
---|---|
bin | 100111001010… |
… | …0100010100010 |
3 | 1102122002201211 |
4 | 1032110202202 |
5 | 20224000422 |
6 | 2012020334 |
7 | 336341125 |
oct | 116244242 |
9 | 42562654 |
10 | 20531362 |
11 | 10653575 |
12 | 6a616aa |
13 | 433b247 |
14 | 2a263bc |
15 | 1c08577 |
hex | 13948a2 |
20531362 has 32 divisors (see below), whose sum is σ = 34675200. Its totient is φ = 9072000.
The previous prime is 20531353. The next prime is 20531417. The reversal of 20531362 is 26313502.
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, 33862 + ... + 34462.
It is an arithmetic number, because the mean of its divisors is an integer number (1083600).
Almost surely, 220531362 is an apocalyptic number.
20531362 is a deficient number, since it is larger than the sum of its proper divisors (14143838).
20531362 is a wasteful number, since it uses less digits than its factorization.
20531362 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682.
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 20531362 is about 4531.1545989957. The cubic root of 20531362 is about 273.8246787217.
Adding to 20531362 its reverse (26313502), we get a palindrome (46844864).
The spelling of 20531362 in words is "twenty million, five hundred thirty-one thousand, three hundred sixty-two".
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