Base | Representation |
---|---|
bin | 100111011111… |
… | …0001011101100 |
3 | 1102221202201020 |
4 | 1032332023230 |
5 | 20244430212 |
6 | 2015414140 |
7 | 340651326 |
oct | 116761354 |
9 | 42852636 |
10 | 20701932 |
11 | 1075a739 |
12 | 6b24350 |
13 | 439aa84 |
14 | 2a6c616 |
15 | 1c3dd8c |
hex | 13be2ec |
20701932 has 48 divisors (see below), whose sum is σ = 50948352. Its totient is φ = 6529600.
The previous prime is 20701921. The next prime is 20701951. The reversal of 20701932 is 23910702.
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, 29182 + ... + 29882.
It is an arithmetic number, because the mean of its divisors is an integer number (1061424).
Almost surely, 220701932 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20701932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25474176).
20701932 is an abundant number, since it is smaller than the sum of its proper divisors (30246420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20701932 is a wasteful number, since it uses less digits than its factorization.
20701932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 838 (or 836 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 24.
The square root of 20701932 is about 4549.9375819894. The cubic root of 20701932 is about 274.5808800125.
The spelling of 20701932 in words is "twenty million, seven hundred one thousand, nine hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •