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52891041733 = 173111237749
BaseRepresentation
bin110001010000100011…
…010011111111000101
312001112001211022022121
4301100203103333011
51331310101313413
640144154325541
73551455302565
oct612043237705
9161461738277
1052891041733
1120481683542
12a3011298b1
134cab9c50ca
1427ba692da5
1515985b4b8d
hexc508d3fc5

52891041733 has 4 divisors (see below), whose sum is σ = 56002279500. Its totient is φ = 49779803968.

The previous prime is 52891041727. The next prime is 52891041823. The reversal of 52891041733 is 33714019825.

52891041733 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.

It can be written as a sum of positive squares in 2 ways, for example, as 37629404289 + 15261637444 = 193983^2 + 123538^2 .

It is a cyclic number.

It is not a de Polignac number, because 52891041733 - 25 = 52891041701 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52891041733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52891041233) 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, 1555618858 + ... + 1555618891.

It is an arithmetic number, because the mean of its divisors is an integer number (14000569875).

Almost surely, 252891041733 is an apocalyptic number.

It is an amenable number.

52891041733 is a deficient number, since it is larger than the sum of its proper divisors (3111237767).

52891041733 is a wasteful number, since it uses less digits than its factorization.

52891041733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111237766.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 52891041733 in words is "fifty-two billion, eight hundred ninety-one million, forty-one thousand, seven hundred thirty-three".

Divisors: 1 17 3111237749 52891041733