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1313013220223 = 44313339222199
BaseRepresentation
bin10011000110110101101…
…011111100001101111111
311122112010011000112102112
4103012311223330031333
5133003022341021343
62443105010044235
7163601456140055
oct23066553741577
94575104015375
101313013220223
11466933807151
1219257957967b
1396a80147653
144779b9961d5
152424b5d9218
hex131b5afc37f

1313013220223 has 8 divisors (see below), whose sum is σ = 1316081712000. Its totient is φ = 1309945200408.

The previous prime is 1313013220213. The next prime is 1313013220271. The reversal of 1313013220223 is 3220223103131.

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 1313013220223 - 26 = 1313013220159 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 (1313013220213) 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, 5798078 + ... + 6020276.

It is an arithmetic number, because the mean of its divisors is an integer number (164510214000).

Almost surely, 21313013220223 is an apocalyptic number.

1313013220223 is a deficient number, since it is larger than the sum of its proper divisors (3068491777).

1313013220223 is a wasteful number, since it uses less digits than its factorization.

1313013220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235981.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1313013220223 its reverse (3220223103131), we get a palindrome (4533236323354).

The spelling of 1313013220223 in words is "one trillion, three hundred thirteen billion, thirteen million, two hundred twenty thousand, two hundred twenty-three".

Divisors: 1 443 13339 222199 5909177 98434157 2963912461 1313013220223