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52333457 = 1137912553
BaseRepresentation
bin1100011110100…
…0101110010001
310122110211000012
43013220232101
5101344132312
65105404305
71203553451
oct307505621
9118424005
1052333457
11275a49a0
1215639695
13aac4557
146d43d61
1548db322
hex31e8b91

52333457 has 8 divisors (see below), whose sum is σ = 57246240. Its totient is φ = 47446560.

The previous prime is 52333447. The next prime is 52333459. The reversal of 52333457 is 75433325.

52333457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52333457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52333459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2108 + ... + 10445.

It is an arithmetic number, because the mean of its divisors is an integer number (7155780).

Almost surely, 252333457 is an apocalyptic number.

It is an amenable number.

52333457 is a deficient number, since it is larger than the sum of its proper divisors (4912783).

52333457 is a wasteful number, since it uses less digits than its factorization.

52333457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12943.

The product of its digits is 37800, while the sum is 32.

The square root of 52333457 is about 7234.1866854540. The cubic root of 52333457 is about 374.0472573188.

The spelling of 52333457 in words is "fifty-two million, three hundred thirty-three thousand, four hundred fifty-seven".

Divisors: 1 11 379 4169 12553 138083 4757587 52333457