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51063413 = 71719203
BaseRepresentation
bin1100001011001…
…0101001110101
310120002021211112
43002302221311
5101033012123
65022244405
71160013632
oct302625165
9116067745
1051063413
1126907775
1215126705
13a76b44b
146ad3189
154739d78
hex30b2a75

51063413 has 4 divisors (see below), whose sum is σ = 51782688. Its totient is φ = 50344140.

The previous prime is 51063319. The next prime is 51063421. The reversal of 51063413 is 31436015.

It is a happy number.

51063413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51063413 - 28 = 51063157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51063713) 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 3 ways as a sum of consecutive naturals, for example, 359531 + ... + 359672.

It is an arithmetic number, because the mean of its divisors is an integer number (12945672).

Almost surely, 251063413 is an apocalyptic number.

It is an amenable number.

51063413 is a deficient number, since it is larger than the sum of its proper divisors (719275).

51063413 is an equidigital number, since it uses as much as digits as its factorization.

51063413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719274.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 51063413 is about 7145.8668473461. The cubic root of 51063413 is about 370.9966143500.

Adding to 51063413 its reverse (31436015), we get a palindrome (82499428).

The spelling of 51063413 in words is "fifty-one million, sixty-three thousand, four hundred thirteen".

Divisors: 1 71 719203 51063413