Base | Representation |
---|---|
bin | 11101101101001… |
… | …10001001110000 |
3 | 122100220022122001 |
4 | 32312212021300 |
5 | 1002243134242 |
6 | 40421023344 |
7 | 6114051262 |
oct | 1666461160 |
9 | 570808561 |
10 | 249193072 |
11 | 118732497 |
12 | 6b554b54 |
13 | 3c81c32b |
14 | 25149b32 |
15 | 16d24eb7 |
hex | eda6270 |
249193072 has 40 divisors (see below), whose sum is σ = 513020736. Its totient is φ = 116852736.
The previous prime is 249193067. The next prime is 249193073. The reversal of 249193072 is 270391942.
249193072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (249193073) 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, 83673 + ... + 86599.
Almost surely, 2249193072 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 249193072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256510368).
249193072 is an abundant number, since it is smaller than the sum of its proper divisors (263827664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
249193072 is a wasteful number, since it uses less digits than its factorization.
249193072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3265 (or 3259 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 249193072 is about 15785.8503730398. The cubic root of 249193072 is about 629.2820173653.
The spelling of 249193072 in words is "two hundred forty-nine million, one hundred ninety-three thousand, seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •