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252041553 = 32533111699
BaseRepresentation
bin11110000010111…
…01100101010001
3122120021001000100
433001131211101
51004010312203
641002043013
76150214011
oct1701354521
9576231010
10252041553
1111a2a8605
12704a9469
13402a8a1a
142568bc41
15171d8ea3
hexf05d951

252041553 has 24 divisors (see below), whose sum is σ = 372340800. Its totient is φ = 164230560.

The previous prime is 252041549. The next prime is 252041557. The reversal of 252041553 is 355140252.

It is a happy number.

252041553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (252041549) and next prime (252041557).

It is not a de Polignac number, because 252041553 - 22 = 252041549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252041557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147498 + ... + 149196.

It is an arithmetic number, because the mean of its divisors is an integer number (15514200).

Almost surely, 2252041553 is an apocalyptic number.

It is an amenable number.

252041553 is a deficient number, since it is larger than the sum of its proper divisors (120299247).

252041553 is a wasteful number, since it uses less digits than its factorization.

252041553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069 (or 2066 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 252041553 is about 15875.8166089181. The cubic root of 252041553 is about 631.6706752770.

The spelling of 252041553 in words is "two hundred fifty-two million, forty-one thousand, five hundred fifty-three".

Divisors: 1 3 9 53 159 311 477 933 1699 2799 5097 15291 16483 49449 90047 148347 270141 528389 810423 1585167 4755501 28004617 84013851 252041553