Base | Representation |
---|---|
bin | 101000011011… |
… | …0100100011000 |
3 | 1110212211010012 |
4 | 1100312210120 |
5 | 20411220112 |
6 | 2034141052 |
7 | 345104045 |
oct | 120664430 |
9 | 43784105 |
10 | 21195032 |
11 | 10a67161 |
12 | 7121788 |
13 | 4511351 |
14 | 2b5a1cc |
15 | 1cda022 |
hex | 1436918 |
21195032 has 48 divisors (see below), whose sum is σ = 43205400. Its totient is φ = 9740160.
The previous prime is 21195023. The next prime is 21195037. The reversal of 21195032 is 23059112.
It is a junction number, because it is equal to n+sod(n) for n = 21194989 and 21195007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21195037) 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, 118319 + ... + 118497.
Almost surely, 221195032 is an apocalyptic number.
It is an amenable number.
21195032 is an abundant number, since it is smaller than the sum of its proper divisors (22010368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21195032 is a wasteful number, since it uses less digits than its factorization.
21195032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264 (or 241 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 21195032 is about 4603.8062513533. The cubic root of 21195032 is about 276.7438799989.
The spelling of 21195032 in words is "twenty-one million, one hundred ninety-five thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •