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252869073 = 3213739443
BaseRepresentation
bin11110001001001…
…11100111010001
3122121211002011020
433010213213101
51004213302243
641031510053
76160231422
oct1704474721
9577732136
10252869073
1111a813306
1270828329
1340508592
1425825649
15172ee283
hexf1279d1

252869073 has 8 divisors (see below), whose sum is σ = 337325088. Its totient is φ = 168496224.

The previous prime is 252869059. The next prime is 252869093. The reversal of 252869073 is 370968252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252869073 - 28 = 252868817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252869053) 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, 13311 + ... + 26132.

It is an arithmetic number, because the mean of its divisors is an integer number (42165636).

Almost surely, 2252869073 is an apocalyptic number.

It is an amenable number.

252869073 is a deficient number, since it is larger than the sum of its proper divisors (84456015).

252869073 is a wasteful number, since it uses less digits than its factorization.

252869073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41583.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 252869073 is about 15901.8575330054. The cubic root of 252869073 is about 632.3612347970.

The spelling of 252869073 in words is "two hundred fifty-two million, eight hundred sixty-nine thousand, seventy-three".

Divisors: 1 3 2137 6411 39443 118329 84289691 252869073