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BaseRepresentation
bin11110001000001…
…11100101011101
3122121120102012102
433010013211131
51004200103020
641025014445
76156144101
oct1704074535
9577512172
10252737885
1111a733794
1270784425
134049095a
14257cd901
15172c5475
hexf10795d

252737885 has 16 divisors (see below), whose sum is σ = 314744832. Its totient is φ = 194620800.

The previous prime is 252737873. The next prime is 252737921. The reversal of 252737885 is 588737252.

It is a happy number.

It is not a de Polignac number, because 252737885 - 28 = 252737629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25337 + ... + 33873.

It is an arithmetic number, because the mean of its divisors is an integer number (19671552).

Almost surely, 2252737885 is an apocalyptic number.

It is an amenable number.

252737885 is a deficient number, since it is larger than the sum of its proper divisors (62006947).

252737885 is a wasteful number, since it uses less digits than its factorization.

252737885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8764.

The product of its digits is 940800, while the sum is 47.

The square root of 252737885 is about 15897.7320709591. The cubic root of 252737885 is about 632.2518599402.

The spelling of 252737885 in words is "two hundred fifty-two million, seven hundred thirty-seven thousand, eight hundred eighty-five".