Base | Representation |
---|---|
bin | 11110000100011… |
… | …11000110010000 |
3 | 122120122100020000 |
4 | 33002033012100 |
5 | 1004033304433 |
6 | 41010250000 |
7 | 6152020215 |
oct | 1702170620 |
9 | 576570200 |
10 | 252244368 |
11 | 11a426a22 |
12 | 70586900 |
13 | 4034a12c |
14 | 25701b0c |
15 | 17229113 |
hex | f08f190 |
252244368 has 150 divisors (see below), whose sum is σ = 780305526. Its totient is φ = 78395904.
The previous prime is 252244319. The next prime is 252244373. The reversal of 252244368 is 863442252.
252244368 is a `hidden beast` number, since 2 + 52 + 244 + 368 = 666.
It can be written as a sum of positive squares in only one way, i.e., 237406464 + 14837904 = 15408^2 + 3852^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2357371 + ... + 2357477.
Almost surely, 2252244368 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 252244368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390152763).
252244368 is an abundant number, since it is smaller than the sum of its proper divisors (528061158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252244368 is a wasteful number, since it uses less digits than its factorization.
252244368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251 (or 129 counting only the distinct ones).
The product of its digits is 92160, while the sum is 36.
The square root of 252244368 is about 15882.2028698792. The cubic root of 252244368 is about 631.8400626106.
It can be divided in two parts, 25224 and 4368, that added together give a palindrome (29592).
The spelling of 252244368 in words is "two hundred fifty-two million, two hundred forty-four thousand, three hundred sixty-eight".
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