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252233153 = 1392776551
BaseRepresentation
bin11110000100011…
…00010111000001
3122120121202211122
433002030113001
51004032430103
641010122025
76151642424
oct1702142701
9576552748
10252233153
1111a419557
1270580315
1340344cb3
14256db9bb
1517225b38
hexf08c5c1

252233153 has 8 divisors (see below), whose sum is σ = 255003840. Its totient is φ = 249476400.

The previous prime is 252233117. The next prime is 252233167. The reversal of 252233153 is 351332252.

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 252233153 - 210 = 252232129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252233173) 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, 35228 + ... + 41778.

It is an arithmetic number, because the mean of its divisors is an integer number (31875480).

Almost surely, 2252233153 is an apocalyptic number.

It is an amenable number.

252233153 is a deficient number, since it is larger than the sum of its proper divisors (2770687).

252233153 is a wasteful number, since it uses less digits than its factorization.

252233153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6967.

The product of its digits is 5400, while the sum is 26.

The square root of 252233153 is about 15881.8497978038. The cubic root of 252233153 is about 631.8306984222.

Subtracting 252233153 from its reverse (351332252), we obtain a palindrome (99099099).

The spelling of 252233153 in words is "two hundred fifty-two million, two hundred thirty-three thousand, one hundred fifty-three".

Divisors: 1 139 277 6551 38503 910589 1814627 252233153