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52783157359 = 54799633721
BaseRepresentation
bin110001001010000111…
…110001000001101111
312001020112211012210001
4301022013301001233
51331044442013414
640125342125131
73546005302102
oct611207610157
9161215735701
1052783157359
11204267973a9
12a290b807a7
134c925509ba
1427aa20c739
15158dda4074
hexc4a1f106f

52783157359 has 4 divisors (see below), whose sum is σ = 52792796560. Its totient is φ = 52773518160.

The previous prime is 52783157333. The next prime is 52783157363. The reversal of 52783157359 is 95375138725.

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 52783157359 - 25 = 52783157327 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 (52783157369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4811382 + ... + 4822339.

It is an arithmetic number, because the mean of its divisors is an integer number (13198199140).

Almost surely, 252783157359 is an apocalyptic number.

52783157359 is a deficient number, since it is larger than the sum of its proper divisors (9639201).

52783157359 is an equidigital number, since it uses as much as digits as its factorization.

52783157359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9639200.

The product of its digits is 7938000, while the sum is 55.

The spelling of 52783157359 in words is "fifty-two billion, seven hundred eighty-three million, one hundred fifty-seven thousand, three hundred fifty-nine".

Divisors: 1 5479 9633721 52783157359