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252614633 = 1913295507
BaseRepresentation
bin11110000111010…
…01011111101001
3122121100011010112
433003221133221
51004132132013
641022224105
76155121545
oct1703513751
9577304115
10252614633
1111a65a127
1270725035
134044981b
142579aa25
151729dba8
hexf0e97e9

252614633 has 4 divisors (see below), whose sum is σ = 265910160. Its totient is φ = 239319108.

The previous prime is 252614627. The next prime is 252614647. The reversal of 252614633 is 336416252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 252614633 - 24 = 252614617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252614633.

It is not an unprimeable number, because it can be changed into a prime (252614233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6647735 + ... + 6647772.

It is an arithmetic number, because the mean of its divisors is an integer number (66477540).

Almost surely, 2252614633 is an apocalyptic number.

It is an amenable number.

252614633 is a deficient number, since it is larger than the sum of its proper divisors (13295527).

252614633 is a wasteful number, since it uses less digits than its factorization.

252614633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13295526.

The product of its digits is 25920, while the sum is 32.

The square root of 252614633 is about 15893.8551962700. The cubic root of 252614633 is about 632.1490670446.

The spelling of 252614633 in words is "two hundred fifty-two million, six hundred fourteen thousand, six hundred thirty-three".

Divisors: 1 19 13295507 252614633