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56310001 = 1117301123
BaseRepresentation
bin1101011011001…
…1100011110001
310220221211210121
43112303203301
5103403410001
65330530241
71252425046
oct326634361
9126854717
1056310001
11298705a0
1216a36981
13b887537
14769b1cd
154e246a1
hex35b38f1

56310001 has 8 divisors (see below), whose sum is σ = 65042784. Its totient is φ = 48179520.

The previous prime is 56309993. The next prime is 56310017. The reversal of 56310001 is 10001365.

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 56310001 - 23 = 56309993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56310031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150375 + ... + 150748.

It is an arithmetic number, because the mean of its divisors is an integer number (8130348).

Almost surely, 256310001 is an apocalyptic number.

It is an amenable number.

56310001 is a deficient number, since it is larger than the sum of its proper divisors (8732783).

56310001 is a wasteful number, since it uses less digits than its factorization.

56310001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301151.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 56310001 is about 7503.9990005330. Note that the first 3 decimals coincide. The cubic root of 56310001 is about 383.2909028441.

Adding to 56310001 its reverse (10001365), we get a palindrome (66311366).

The spelling of 56310001 in words is "fifty-six million, three hundred ten thousand, one".

Divisors: 1 11 17 187 301123 3312353 5119091 56310001