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52143763 = 714835023
BaseRepresentation
bin1100011011101…
…0011010010011
310122010011210111
43012322122103
5101322100023
65101342151
71202133430
oct306723223
9118104714
1052143763
1127485421
1215567957
13aa590c9
146cd4b87
1548a000d
hex31ba693

52143763 has 8 divisors (see below), whose sum is σ = 59644928. Its totient is φ = 44655624.

The previous prime is 52143761. The next prime is 52143779. The reversal of 52143763 is 36734125.

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 52143763 - 21 = 52143761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52143761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7870 + ... + 12892.

It is an arithmetic number, because the mean of its divisors is an integer number (7455616).

Almost surely, 252143763 is an apocalyptic number.

52143763 is a deficient number, since it is larger than the sum of its proper divisors (7501165).

52143763 is a wasteful number, since it uses less digits than its factorization.

52143763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6513.

The product of its digits is 15120, while the sum is 31.

The square root of 52143763 is about 7221.0638412910. The cubic root of 52143763 is about 373.5947716141.

Adding to 52143763 its reverse (36734125), we get a palindrome (88877888).

The spelling of 52143763 in words is "fifty-two million, one hundred forty-three thousand, seven hundred sixty-three".

Divisors: 1 7 1483 5023 10381 35161 7449109 52143763