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252102153 = 3412049611
BaseRepresentation
bin11110000011011…
…00011000001001
3122120101010010210
433001230120021
51004014232103
641003231333
76150555462
oct1701543011
9576333123
10252102153
1111a33a096
1270518549
13402ca494
14256a5d69
15171ebe03
hexf06c609

252102153 has 8 divisors (see below), whose sum is σ = 344334816. Its totient is φ = 163968800.

The previous prime is 252102139. The next prime is 252102187. The reversal of 252102153 is 351201252.

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 252102153 - 217 = 251971081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252102353) 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, 1024683 + ... + 1024928.

It is an arithmetic number, because the mean of its divisors is an integer number (43041852).

Almost surely, 2252102153 is an apocalyptic number.

It is an amenable number.

252102153 is a deficient number, since it is larger than the sum of its proper divisors (92232663).

252102153 is a wasteful number, since it uses less digits than its factorization.

252102153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049655.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 252102153 is about 15877.7250574508. The cubic root of 252102153 is about 631.7212967915.

Subtracting 252102153 from its reverse (351201252), we obtain a palindrome (99099099).

The spelling of 252102153 in words is "two hundred fifty-two million, one hundred two thousand, one hundred fifty-three".

Divisors: 1 3 41 123 2049611 6148833 84034051 252102153