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52511323 = 2312011901
BaseRepresentation
bin1100100001010…
…0001001011011
310122210211222211
43020110021123
5101420330243
65113255551
71205224144
oct310241133
9118724884
1052511323
1127706597
12157045b7
13ab574b7
146d8cacb
154923d9d
hex321425b

52511323 has 8 divisors (see below), whose sum is σ = 54868896. Its totient is φ = 50160000.

The previous prime is 52511321. The next prime is 52511341. The reversal of 52511323 is 32311525.

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 52511323 - 21 = 52511321 is a prime.

It is a Duffinian number.

52511323 is a Rhonda number in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 52511294 and 52511303.

It is not an unprimeable number, because it can be changed into a prime (52511321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26673 + ... + 28573.

It is an arithmetic number, because the mean of its divisors is an integer number (6858612).

Almost surely, 252511323 is an apocalyptic number.

52511323 is a deficient number, since it is larger than the sum of its proper divisors (2357573).

52511323 is a wasteful number, since it uses less digits than its factorization.

52511323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125.

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

The square root of 52511323 is about 7246.4696922019. The cubic root of 52511323 is about 374.4705369503.

Adding to 52511323 its reverse (32311525), we get a palindrome (84822848).

The spelling of 52511323 in words is "fifty-two million, five hundred eleven thousand, three hundred twenty-three".

Divisors: 1 23 1201 1901 27623 43723 2283101 52511323