Base | Representation |
---|---|
bin | 100110011000… |
… | …0110111111100 |
3 | 1101212100202012 |
4 | 1030300313330 |
5 | 20122420012 |
6 | 1555150352 |
7 | 333021011 |
oct | 114606774 |
9 | 41770665 |
10 | 20123132 |
11 | 103a4897 |
12 | 68a53b8 |
13 | 42274a3 |
14 | 295b708 |
15 | 1b77622 |
hex | 1330dfc |
20123132 has 12 divisors (see below), whose sum is σ = 35255136. Its totient is φ = 10050240.
The previous prime is 20123119. The next prime is 20123141. The reversal of 20123132 is 23132102.
It is a happy number.
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, 2132 + ... + 6692.
It is an arithmetic number, because the mean of its divisors is an integer number (2937928).
Almost surely, 220123132 is an apocalyptic number.
It is an amenable number.
20123132 is a deficient number, since it is larger than the sum of its proper divisors (15132004).
20123132 is a wasteful number, since it uses less digits than its factorization.
20123132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5668 (or 5666 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 20123132 is about 4485.8814072599. The cubic root of 20123132 is about 271.9976751531.
Adding to 20123132 its reverse (23132102), we get a palindrome (43255234).
The spelling of 20123132 in words is "twenty million, one hundred twenty-three thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •