Base | Representation |
---|---|
bin | 111100010000… |
… | …101110100000 |
3 | 1002201120121201 |
4 | 330100232200 |
5 | 13021002102 |
6 | 1322330544 |
7 | 251162560 |
oct | 74205640 |
9 | 32646551 |
10 | 15797152 |
11 | 8a0a6a8 |
12 | 5359a54 |
13 | 3371437 |
14 | 2152da0 |
15 | 15c0987 |
hex | f10ba0 |
15797152 has 48 divisors (see below), whose sum is σ = 35925120. Its totient is φ = 6697728.
The previous prime is 15797143. The next prime is 15797153. The reversal of 15797152 is 25179751.
It is a super-2 number, since 2×157971522 = 499100022622208, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (15797153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24093 + ... + 24739.
It is an arithmetic number, because the mean of its divisors is an integer number (748440).
Almost surely, 215797152 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 15797152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17962560).
15797152 is an abundant number, since it is smaller than the sum of its proper divisors (20127968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15797152 is a wasteful number, since it uses less digits than its factorization.
15797152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 773 (or 765 counting only the distinct ones).
The product of its digits is 22050, while the sum is 37.
The square root of 15797152 is about 3974.5631206461. The cubic root of 15797152 is about 250.9147925356.
The spelling of 15797152 in words is "fifteen million, seven hundred ninety-seven thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •