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1313565242215 = 51163225892561
BaseRepresentation
bin10011000111010110100…
…101101111001101100111
311122120112121202011020111
4103013112211233031213
5133010140200222330
62443235445513451
7163621241222452
oct23072645571547
94576477664214
101313565242215
11467097375476
121926b2412887
1396b3a615295
1447811010499
152427eccb32a
hex131d696f367

1313565242215 has 8 divisors (see below), whose sum is σ = 1577633653008. Its totient is φ = 1049948618880.

The previous prime is 1313565242189. The next prime is 1313565242219. The reversal of 1313565242215 is 5122425653131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1313565242215 - 211 = 1313565240167 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 (1313565242219) 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, 112940466 + ... + 112952095.

It is an arithmetic number, because the mean of its divisors is an integer number (197204206626).

Almost surely, 21313565242215 is an apocalyptic number.

1313565242215 is a deficient number, since it is larger than the sum of its proper divisors (264068410793).

1313565242215 is a wasteful number, since it uses less digits than its factorization.

1313565242215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225893729.

The product of its digits is 216000, while the sum is 40.

The spelling of 1313565242215 in words is "one trillion, three hundred thirteen billion, five hundred sixty-five million, two hundred forty-two thousand, two hundred fifteen".

Divisors: 1 5 1163 5815 225892561 1129462805 262713048443 1313565242215