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52214233 = 59884987
BaseRepresentation
bin1100011100101…
…1100111011001
310122020202110111
43013023213121
5101331323413
65103044321
71202546041
oct307134731
9118222414
1052214233
1127523365
12155a06a1
13aa821c6
146d12721
1548b5d3d
hex31cb9d9

52214233 has 4 divisors (see below), whose sum is σ = 53099280. Its totient is φ = 51329188.

The previous prime is 52214213. The next prime is 52214263. The reversal of 52214233 is 33241225.

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 52214233 - 213 = 52206041 is a prime.

It is a super-2 number, since 2×522142332 = 5452652255556578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52214203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442435 + ... + 442552.

It is an arithmetic number, because the mean of its divisors is an integer number (13274820).

Almost surely, 252214233 is an apocalyptic number.

It is an amenable number.

52214233 is a deficient number, since it is larger than the sum of its proper divisors (885047).

52214233 is an equidigital number, since it uses as much as digits as its factorization.

52214233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885046.

The product of its digits is 1440, while the sum is 22.

The square root of 52214233 is about 7225.9416687377. The cubic root of 52214233 is about 373.7629948167.

Adding to 52214233 its reverse (33241225), we get a palindrome (85455458).

The spelling of 52214233 in words is "fifty-two million, two hundred fourteen thousand, two hundred thirty-three".

Divisors: 1 59 884987 52214233