Base | Representation |
---|---|
bin | 11110001100001… |
… | …01001010010100 |
3 | 122122112112202202 |
4 | 33012011022110 |
5 | 1004313032434 |
6 | 41044024032 |
7 | 6163415510 |
oct | 1706051224 |
9 | 578475682 |
10 | 253252244 |
11 | 11aa55183 |
12 | 70992018 |
13 | 40610acb |
14 | 258c5140 |
15 | 17377a7e |
hex | f185294 |
253252244 has 48 divisors (see below), whose sum is σ = 536820480. Its totient is φ = 102224640.
The previous prime is 253252211. The next prime is 253252261. The reversal of 253252244 is 442252352.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29489 + ... + 37095.
It is an arithmetic number, because the mean of its divisors is an integer number (11183760).
Almost surely, 2253252244 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 253252244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268410240).
253252244 is an abundant number, since it is smaller than the sum of its proper divisors (283568236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253252244 is a wasteful number, since it uses less digits than its factorization.
253252244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7688 (or 7686 counting only the distinct ones).
The product of its digits is 19200, while the sum is 29.
The square root of 253252244 is about 15913.9009673933. The cubic root of 253252244 is about 632.6804780062.
The spelling of 253252244 in words is "two hundred fifty-three million, two hundred fifty-two thousand, two hundred forty-four".
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