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56743001 = 723352441
BaseRepresentation
bin1101100001110…
…1010001011001
310221202211202122
43120131101121
5104011234001
65344111025
71256210330
oct330352131
9127684678
1056743001
112a036947
1217005475
13b9a9653
147770d17
154eacb1b
hex361d459

56743001 has 8 divisors (see below), whose sum is σ = 67668864. Its totient is φ = 46522080.

The previous prime is 56742979. The next prime is 56743021. The reversal of 56743001 is 10034765.

56743001 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 56743001 - 210 = 56741977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56743021) 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, 176060 + ... + 176381.

It is an arithmetic number, because the mean of its divisors is an integer number (8458608).

Almost surely, 256743001 is an apocalyptic number.

It is an amenable number.

56743001 is a deficient number, since it is larger than the sum of its proper divisors (10925863).

56743001 is a wasteful number, since it uses less digits than its factorization.

56743001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352471.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 56743001 is about 7532.7950323900. The cubic root of 56743001 is about 384.2708434467.

Adding to 56743001 its reverse (10034765), we get a palindrome (66777766).

The spelling of 56743001 in words is "fifty-six million, seven hundred forty-three thousand, one".

Divisors: 1 7 23 161 352441 2467087 8106143 56743001