Base | Representation |
---|---|
bin | 11110001100000… |
… | …10100001010000 |
3 | 122122111222221000 |
4 | 33012002201100 |
5 | 1004312211144 |
6 | 41043502000 |
7 | 6163342122 |
oct | 1706024120 |
9 | 578458830 |
10 | 253241424 |
11 | 11aa48037 |
12 | 70987900 |
13 | 40608bc7 |
14 | 258c1212 |
15 | 17374769 |
hex | f182850 |
253241424 has 80 divisors (see below), whose sum is σ = 765179200. Its totient is φ = 79968384.
The previous prime is 253241423. The next prime is 253241447. The reversal of 253241424 is 424142352.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253241423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7219 + ... + 23634.
It is an arithmetic number, because the mean of its divisors is an integer number (9564740).
Almost surely, 2253241424 is an apocalyptic number.
253241424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
253241424 is an abundant number, since it is smaller than the sum of its proper divisors (511937776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253241424 is a wasteful number, since it uses less digits than its factorization.
253241424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30889 (or 30877 counting only the distinct ones).
The product of its digits is 7680, while the sum is 27.
The square root of 253241424 is about 15913.5610094033. The cubic root of 253241424 is about 632.6714676218.
Adding to 253241424 its reverse (424142352), we get a palindrome (677383776).
It can be divided in two parts, 2532 and 41424, that added together give a triangular number (43956 = T296).
The spelling of 253241424 in words is "two hundred fifty-three million, two hundred forty-one thousand, four hundred twenty-four".
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