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252469453 = 13917310499
BaseRepresentation
bin11110000110001…
…10000011001101
3122121001202222111
433003012003031
51004113010303
641015144021
76153645355
oct1703060315
9577052874
10252469453
1111a570045
1270675011
13403c8712
142575db65
1517270b6d
hexf0c60cd

252469453 has 8 divisors (see below), whose sum is σ = 255780000. Its totient is φ = 249180528.

The previous prime is 252469439. The next prime is 252469457. The reversal of 252469453 is 354964252.

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 252469453 - 25 = 252469421 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 (252469457) 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, 18798 + ... + 29296.

It is an arithmetic number, because the mean of its divisors is an integer number (31972500).

Almost surely, 2252469453 is an apocalyptic number.

It is an amenable number.

252469453 is a deficient number, since it is larger than the sum of its proper divisors (3310547).

252469453 is a wasteful number, since it uses less digits than its factorization.

252469453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10811.

The product of its digits is 259200, while the sum is 40.

The square root of 252469453 is about 15889.2873660212. The cubic root of 252469453 is about 632.0279431711.

The spelling of 252469453 in words is "two hundred fifty-two million, four hundred sixty-nine thousand, four hundred fifty-three".

Divisors: 1 139 173 10499 24047 1459361 1816327 252469453