Base | Representation |
---|---|
bin | 11110001001011… |
… | …10011011111111 |
3 | 122121212111111102 |
4 | 33010232123333 |
5 | 1004220201043 |
6 | 41032243315 |
7 | 6160406051 |
oct | 1704563377 |
9 | 577774442 |
10 | 252897023 |
11 | 11a832305 |
12 | 7084053b |
13 | 40518212 |
14 | 258318d1 |
15 | 173076b8 |
hex | f12e6ff |
252897023 has 8 divisors (see below), whose sum is σ = 261798480. Its totient is φ = 244007680.
The previous prime is 252896957. The next prime is 252897037. The reversal of 252897023 is 320798252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-252897023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252897053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68111 + ... + 71727.
It is an arithmetic number, because the mean of its divisors is an integer number (32724810).
Almost surely, 2252897023 is an apocalyptic number.
252897023 is a deficient number, since it is larger than the sum of its proper divisors (8901457).
252897023 is a wasteful number, since it uses less digits than its factorization.
252897023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6057.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 252897023 is about 15902.7363368698. The cubic root of 252897023 is about 632.3845325523.
The spelling of 252897023 in words is "two hundred fifty-two million, eight hundred ninety-seven thousand, twenty-three".
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