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52633233 = 34649793
BaseRepresentation
bin1100100011000…
…1111010010001
310200001001020000
43020301322101
5101433230413
65120040213
71206242442
oct310617221
9120031200
1052633233
112778a144
1215763069
13ab9ab33
146dc12c9
15494a073
hex3231e91

52633233 has 10 divisors (see below), whose sum is σ = 78625074. Its totient is φ = 35088768.

The previous prime is 52633201. The next prime is 52633271. The reversal of 52633233 is 33233625.

52633233 is a `hidden beast` number, since 5 + 2 + 633 + 23 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47651409 + 4981824 = 6903^2 + 2232^2 .

It is not a de Polignac number, because 52633233 - 25 = 52633201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52633197 and 52633206.

It is not an unprimeable number, because it can be changed into a prime (52633033) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 324816 + ... + 324977.

Almost surely, 252633233 is an apocalyptic number.

It is an amenable number.

52633233 is a deficient number, since it is larger than the sum of its proper divisors (25991841).

52633233 is an equidigital number, since it uses as much as digits as its factorization.

52633233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649805 (or 649796 counting only the distinct ones).

The product of its digits is 9720, while the sum is 27.

The square root of 52633233 is about 7254.8764979150. The cubic root of 52633233 is about 374.7601025640.

Adding to 52633233 its reverse (33233625), we get a palindrome (85866858).

The spelling of 52633233 in words is "fifty-two million, six hundred thirty-three thousand, two hundred thirty-three".

Divisors: 1 3 9 27 81 649793 1949379 5848137 17544411 52633233