Base | Representation |
---|---|
bin | 100110000000… |
… | …0100010100000 |
3 | 1101111022011121 |
4 | 1030000202200 |
5 | 20100101102 |
6 | 1551022024 |
7 | 331234552 |
oct | 114004240 |
9 | 41438147 |
10 | 19925152 |
11 | 1027a075 |
12 | 680a914 |
13 | 4188340 |
14 | 29094d2 |
15 | 1b38b37 |
hex | 13008a0 |
19925152 has 48 divisors (see below), whose sum is σ = 42632352. Its totient is φ = 9112320.
The previous prime is 19925149. The next prime is 19925161. The reversal of 19925152 is 25152991.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87663 + ... + 87889.
It is an arithmetic number, because the mean of its divisors is an integer number (888174).
Almost surely, 219925152 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 19925152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21316176).
19925152 is an abundant number, since it is smaller than the sum of its proper divisors (22707200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19925152 is a wasteful number, since it uses less digits than its factorization.
19925152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 461 (or 453 counting only the distinct ones).
The product of its digits is 8100, while the sum is 34.
The square root of 19925152 is about 4463.7598501712. The cubic root of 19925152 is about 271.1027238191.
The spelling of 19925152 in words is "nineteen million, nine hundred twenty-five thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •