Base | Representation |
---|---|
bin | 111001010010… |
… | …0000110101000 |
3 | 2002111210120021 |
4 | 1302210012220 |
5 | 30142013141 |
6 | 2551410224 |
7 | 513161500 |
oct | 162440650 |
9 | 62453507 |
10 | 30032296 |
11 | 15a52788 |
12 | a083974 |
13 | 62b68b8 |
14 | 3dbaa00 |
15 | 29836d1 |
hex | 1ca41a8 |
30032296 has 48 divisors (see below), whose sum is σ = 68372640. Its totient is φ = 12307680.
The previous prime is 30032279. The next prime is 30032297. The reversal of 30032296 is 69223003.
It is a self number, because there is not a number n which added to its sum of digits gives 30032296.
It is not an unprimeable number, because it can be changed into a prime (30032297) 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, 7351 + ... + 10681.
It is an arithmetic number, because the mean of its divisors is an integer number (1424430).
Almost surely, 230032296 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 30032296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34186320).
30032296 is an abundant number, since it is smaller than the sum of its proper divisors (38340344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30032296 is a wasteful number, since it uses less digits than its factorization.
30032296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3374 (or 3363 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 25.
The square root of 30032296 is about 5480.1729899703. The cubic root of 30032296 is about 310.8347119199.
Adding to 30032296 its reverse (69223003), we get a palindrome (99255299).
The spelling of 30032296 in words is "thirty million, thirty-two thousand, two hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •