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63264641 = 1131718143
BaseRepresentation
bin1111000101010…
…1011110000001
311102001011202212
43301111132001
5112143432031
610135551505
71365512006
oct361253601
9142034685
1063264641
1132790730
121922b595
1310150bcb
14858b8ad
15584a12b
hex3c55781

63264641 has 8 divisors (see below), whose sum is σ = 69237504. Its totient is φ = 57328720.

The previous prime is 63264637. The next prime is 63264703. The reversal of 63264641 is 14646236.

63264641 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 63264641 - 22 = 63264637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63264598 and 63264607.

It is not an unprimeable number, because it can be changed into a prime (63264611) 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, 5585 + ... + 12558.

It is an arithmetic number, because the mean of its divisors is an integer number (8654688).

Almost surely, 263264641 is an apocalyptic number.

It is an amenable number.

63264641 is a deficient number, since it is larger than the sum of its proper divisors (5972863).

63264641 is a wasteful number, since it uses less digits than its factorization.

63264641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18471.

The product of its digits is 20736, while the sum is 32.

The square root of 63264641 is about 7953.9072788159. The cubic root of 63264641 is about 398.4620967955.

The spelling of 63264641 in words is "sixty-three million, two hundred sixty-four thousand, six hundred forty-one".

Divisors: 1 11 317 3487 18143 199573 5751331 63264641