Base | Representation |
---|---|
bin | 11110001111101… |
… | …01011110011100 |
3 | 122200101220211021 |
4 | 33013311132130 |
5 | 1004422243114 |
6 | 41101533524 |
7 | 6200342650 |
oct | 1707653634 |
9 | 580356737 |
10 | 253712284 |
11 | 120239881 |
12 | 70b742a4 |
13 | 40742317 |
14 | 259a4a60 |
15 | 17419024 |
hex | f1f579c |
253712284 has 24 divisors (see below), whose sum is σ = 537274080. Its totient is φ = 102337536.
The previous prime is 253712257. The next prime is 253712297. The reversal of 253712284 is 482217352.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (34).
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, 266029 + ... + 266980.
It is an arithmetic number, because the mean of its divisors is an integer number (22386420).
Almost surely, 2253712284 is an apocalyptic number.
It is an amenable number.
253712284 is an abundant number, since it is smaller than the sum of its proper divisors (283561796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253712284 is a wasteful number, since it uses less digits than its factorization.
253712284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 533037 (or 533035 counting only the distinct ones).
The product of its digits is 26880, while the sum is 34.
The square root of 253712284 is about 15928.3484391823. The cubic root of 253712284 is about 633.0633403803.
The spelling of 253712284 in words is "two hundred fifty-three million, seven hundred twelve thousand, two hundred eighty-four".
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