Base | Representation |
---|---|
bin | 11110001000010… |
… | …11011101000001 |
3 | 122121121012221020 |
4 | 33010023131001 |
5 | 1004201104404 |
6 | 41025220053 |
7 | 6156241224 |
oct | 1704133501 |
9 | 577535836 |
10 | 252753729 |
11 | 11a744688 |
12 | 70791629 |
13 | 40497c27 |
14 | 257d55bb |
15 | 172c9ed9 |
hex | f10b741 |
252753729 has 8 divisors (see below), whose sum is σ = 337091040. Its totient is φ = 168459456.
The previous prime is 252753727. The next prime is 252753769. The reversal of 252753729 is 927357252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 252753729 - 21 = 252753727 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252753727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7257 + ... + 23625.
It is an arithmetic number, because the mean of its divisors is an integer number (42136380).
Almost surely, 2252753729 is an apocalyptic number.
It is an amenable number.
252753729 is a deficient number, since it is larger than the sum of its proper divisors (84337311).
252753729 is a wasteful number, since it uses less digits than its factorization.
252753729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21519.
The product of its digits is 264600, while the sum is 42.
The square root of 252753729 is about 15898.2303732208. The cubic root of 252753729 is about 632.2650715054.
The spelling of 252753729 in words is "two hundred fifty-two million, seven hundred fifty-three thousand, seven hundred twenty-nine".
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