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51323 = 173019
BaseRepresentation
bin1100100001111011
32121101212
430201323
53120243
61033335
7302426
oct144173
977355
1051323
1135618
122584b
131a48c
14149bd
1510318
hexc87b

51323 has 4 divisors (see below), whose sum is σ = 54360. Its totient is φ = 48288.

The previous prime is 51307. The next prime is 51329. The reversal of 51323 is 32315.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51323 - 24 = 51307 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 51298 and 51307.

It is not an unprimeable number, because it can be changed into a prime (51329) 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, 1493 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (13590).

251323 is an apocalyptic number.

51323 is a deficient number, since it is larger than the sum of its proper divisors (3037).

51323 is a wasteful number, since it uses less digits than its factorization.

51323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036.

The product of its digits is 90, while the sum is 14.

The square root of 51323 is about 226.5458011087. The cubic root of 51323 is about 37.1624220677.

Adding to 51323 its reverse (32315), we get a palindrome (83638).

The spelling of 51323 in words is "fifty-one thousand, three hundred twenty-three".

Divisors: 1 17 3019 51323