Base | Representation |
---|---|
bin | 11110001010011… |
… | …11100100010100 |
3 | 122122010101122101 |
4 | 33011033210110 |
5 | 1004234021344 |
6 | 41035211444 |
7 | 6161512510 |
oct | 1705174424 |
9 | 578111571 |
10 | 253032724 |
11 | 11a91525a |
12 | 708a6b84 |
13 | 40564c09 |
14 | 25869140 |
15 | 173329d4 |
hex | f14f914 |
253032724 has 24 divisors (see below), whose sum is σ = 509179328. Its totient is φ = 107775360.
The previous prime is 253032701. The next prime is 253032761. The reversal of 253032724 is 427230352.
253032724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 253032692 and 253032701.
It is a congruent number.
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, 23157 + ... + 32284.
Almost surely, 2253032724 is an apocalyptic number.
It is an amenable number.
253032724 is an abundant number, since it is smaller than the sum of its proper divisors (256146604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253032724 is a wasteful number, since it uses less digits than its factorization.
253032724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55615 (or 55613 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 28.
The square root of 253032724 is about 15907.0023574525. The cubic root of 253032724 is about 632.4976218880.
The spelling of 253032724 in words is "two hundred fifty-three million, thirty-two thousand, seven hundred twenty-four".
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