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56235001 = 74992
BaseRepresentation
bin1101011010000…
…1001111111001
310220211000220211
43112201033321
5103344010001
65325151121
71251663304
oct326411771
9126730824
1056235001
112981a209
12169bb4a1
13b85c364
14767bb3b
154e0c351
hex35a13f9

56235001 has 3 divisors (see below), whose sum is σ = 56242501. Its totient is φ = 56227502.

The previous prime is 56234987. The next prime is 56235059. The reversal of 56235001 is 10053265.

It is a happy number.

The square root of 56235001 is 7499.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10053265 = 52010653.

It is not a de Polignac number, because 56235001 - 27 = 56234873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56235401) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3750 + ... + 11248.

Almost surely, 256235001 is an apocalyptic number.

56235001 is the 7499-th square number.

56235001 is the 3750-th centered octagonal number.

It is an amenable number.

56235001 is a deficient number, since it is larger than the sum of its proper divisors (7500).

56235001 is an frugal number, since it uses more digits than its factorization.

56235001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14998 (or 7499 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The cubic root of 56235001 is about 383.1206572429.

Multiplying 56235001 by its product of nonzero digits (900), we get a square (50611500900 = 2249702).

Adding to 56235001 its reverse (10053265), we get a palindrome (66288266).

The spelling of 56235001 in words is "fifty-six million, two hundred thirty-five thousand, one".

Divisors: 1 7499 56235001