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64332053 = 732513511
BaseRepresentation
bin1111010101101…
…0000100010101
311111001101222122
43311122010111
5112432111203
610214505325
71410546002
oct365320425
9144041878
1064332053
113334a695
1219665245
1310435a06
1487888a9
1559ab538
hex3d5a115

64332053 has 8 divisors (see below), whose sum is σ = 65491776. Its totient is φ = 63180000.

The previous prime is 64332041. The next prime is 64332061. The reversal of 64332053 is 35023346.

64332053 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 not a de Polignac number, because 64332053 - 218 = 64069909 is a prime.

It is a super-2 number, since 2×643320532 = 8277226086389618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64332013) 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, 16568 + ... + 20078.

It is an arithmetic number, because the mean of its divisors is an integer number (8186472).

Almost surely, 264332053 is an apocalyptic number.

It is an amenable number.

64332053 is a deficient number, since it is larger than the sum of its proper divisors (1159723).

64332053 is a wasteful number, since it uses less digits than its factorization.

64332053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 64332053 is about 8020.7264633573. The cubic root of 64332053 is about 400.6905841311.

Adding to 64332053 its reverse (35023346), we get a palindrome (99355399).

The spelling of 64332053 in words is "sixty-four million, three hundred thirty-two thousand, fifty-three".

Divisors: 1 73 251 3511 18323 256303 881261 64332053