Base | Representation |
---|---|
bin | 100111010100… |
… | …0100000101010 |
3 | 1102210020221110 |
4 | 1032220200222 |
5 | 20234110122 |
6 | 2013451150 |
7 | 340131453 |
oct | 116504052 |
9 | 42706843 |
10 | 20613162 |
11 | 106a9a79 |
12 | 6aa0ab6 |
13 | 436954b |
14 | 2a4812a |
15 | 1c2290c |
hex | 13a882a |
20613162 has 16 divisors (see below), whose sum is σ = 41316192. Its totient is φ = 6856080.
The previous prime is 20613149. The next prime is 20613167. The reversal of 20613162 is 26131602.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (20613167) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553 + ... + 6444.
It is an arithmetic number, because the mean of its divisors is an integer number (2582262).
Almost surely, 220613162 is an apocalyptic number.
20613162 is an abundant number, since it is smaller than the sum of its proper divisors (20703030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20613162 is a wasteful number, since it uses less digits than its factorization.
20613162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7493.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 20613162 is about 4540.1720231727. The cubic root of 20613162 is about 274.1878495883.
Adding to 20613162 its reverse (26131602), we get a palindrome (46744764).
The spelling of 20613162 in words is "twenty million, six hundred thirteen thousand, one hundred sixty-two".
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