Base | Representation |
---|---|
bin | 11110000110010… |
… | …10110101110001 |
3 | 122121002202220011 |
4 | 33003022311301 |
5 | 1004114122243 |
6 | 41015414521 |
7 | 6154056514 |
oct | 1703126561 |
9 | 577082804 |
10 | 252489073 |
11 | 11a583861 |
12 | 70684441 |
13 | 40404625 |
14 | 25766d7b |
15 | 1727689d |
hex | f0cad71 |
252489073 has 8 divisors (see below), whose sum is σ = 259701120. Its totient is φ = 245297520.
The previous prime is 252489067. The next prime is 252489091. The reversal of 252489073 is 370984252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252489073 - 213 = 252480881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252489053) 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, 21858 + ... + 31348.
It is an arithmetic number, because the mean of its divisors is an integer number (32462640).
Almost surely, 2252489073 is an apocalyptic number.
It is an amenable number.
252489073 is a deficient number, since it is larger than the sum of its proper divisors (7212047).
252489073 is an equidigital number, since it uses as much as digits as its factorization.
252489073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10247.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 252489073 is about 15889.9047511305. The cubic root of 252489073 is about 632.0443148772.
The spelling of 252489073 in words is "two hundred fifty-two million, four hundred eighty-nine thousand, seventy-three".
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