Base | Representation |
---|---|
bin | 11110000111011… |
… | …00111101010000 |
3 | 122121100212120211 |
4 | 33003230331100 |
5 | 1004133110231 |
6 | 41022413504 |
7 | 6155211106 |
oct | 1703547520 |
9 | 577325524 |
10 | 252628816 |
11 | 11a669850 |
12 | 70731294 |
13 | 4045310b |
14 | 257a1c76 |
15 | 172a2eb1 |
hex | f0ecf50 |
252628816 has 40 divisors (see below), whose sum is σ = 542742048. Its totient is φ = 112944000.
The previous prime is 252628813. The next prime is 252628847. The reversal of 252628816 is 618826252.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252628813) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030 + ... + 22501.
Almost surely, 2252628816 is an apocalyptic number.
It is an amenable number.
252628816 is an abundant number, since it is smaller than the sum of its proper divisors (290113232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252628816 is a wasteful number, since it uses less digits than its factorization.
252628816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23611 (or 23605 counting only the distinct ones).
The product of its digits is 92160, while the sum is 40.
The square root of 252628816 is about 15894.3013687296. The cubic root of 252628816 is about 632.1608974525.
The spelling of 252628816 in words is "two hundred fifty-two million, six hundred twenty-eight thousand, eight hundred sixteen".
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