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1313527640285 = 57107350741693
BaseRepresentation
bin10011000111010100010…
…110010011000011011101
311122120102222222210002102
4103013110112103003131
5133010101033442120
62443232023534445
7163620303503030
oct23072426230335
94576388883072
101313527640285
114670781225a3
121926a18ba425
1396b328ab113
144780a023017
152427b84ed75
hex131d45930dd

1313527640285 has 16 divisors (see below), whose sum is σ = 1818244941696. Its totient is φ = 892286864448.

The previous prime is 1313527640267. The next prime is 1313527640323. The reversal of 1313527640285 is 5820467253131.

It is not a de Polignac number, because 1313527640285 - 214 = 1313527623901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175367102 + ... + 175374591.

It is an arithmetic number, because the mean of its divisors is an integer number (113640308856).

Almost surely, 21313527640285 is an apocalyptic number.

It is an amenable number.

1313527640285 is a deficient number, since it is larger than the sum of its proper divisors (504717301411).

1313527640285 is a wasteful number, since it uses less digits than its factorization.

1313527640285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350741812.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 1313527640285 in words is "one trillion, three hundred thirteen billion, five hundred twenty-seven million, six hundred forty thousand, two hundred eighty-five".

Divisors: 1 5 7 35 107 535 749 3745 350741693 1753708465 2455191851 12275959255 37529361151 187646805755 262705528057 1313527640285