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56300353 = 109516517
BaseRepresentation
bin1101011011000…
…1001101000001
310220221100120021
43112301031001
5103403102403
65330413441
71252354654
oct326611501
9126840507
1056300353
112986431a
1216a31281
13b883025
14769789b
154e218bd
hex35b1341

56300353 has 4 divisors (see below), whose sum is σ = 56816980. Its totient is φ = 55783728.

The previous prime is 56300351. The next prime is 56300393. The reversal of 56300353 is 35300365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35300365 = 57060073.

It can be written as a sum of positive squares in 2 ways, for example, as 15186609 + 41113744 = 3897^2 + 6412^2 .

It is a cyclic number.

It is not a de Polignac number, because 56300353 - 21 = 56300351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56300351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258150 + ... + 258367.

It is an arithmetic number, because the mean of its divisors is an integer number (14204245).

Almost surely, 256300353 is an apocalyptic number.

It is an amenable number.

56300353 is a deficient number, since it is larger than the sum of its proper divisors (516627).

56300353 is a wasteful number, since it uses less digits than its factorization.

56300353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516626.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 56300353 is about 7503.3561157658. The cubic root of 56300353 is about 383.2690109256.

The spelling of 56300353 in words is "fifty-six million, three hundred thousand, three hundred fifty-three".

Divisors: 1 109 516517 56300353