Base | Representation |
---|---|
bin | 110001101011… |
… | …001110111110 |
3 | 220111121000120 |
4 | 301223032332 |
5 | 11313202032 |
6 | 1143035410 |
7 | 215454300 |
oct | 61531676 |
9 | 26447016 |
10 | 13022142 |
11 | 7394801 |
12 | 443bb66 |
13 | 290c313 |
14 | 1a2d970 |
15 | 122362c |
hex | c6b3be |
13022142 has 24 divisors (see below), whose sum is σ = 30297096. Its totient is φ = 3720528.
The previous prime is 13022129. The next prime is 13022143. The reversal of 13022142 is 24122031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13022143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21853 + ... + 22440.
It is an arithmetic number, because the mean of its divisors is an integer number (1262379).
Almost surely, 213022142 is an apocalyptic number.
13022142 is an abundant number, since it is smaller than the sum of its proper divisors (17274954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13022142 is a wasteful number, since it uses less digits than its factorization.
13022142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44312 (or 44305 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 13022142 is about 3608.6205120517. The cubic root of 13022142 is about 235.2668885721.
Adding to 13022142 its reverse (24122031), we get a palindrome (37144173).
The spelling of 13022142 in words is "thirteen million, twenty-two thousand, one hundred forty-two".
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