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1313141313 = 311193206177
BaseRepresentation
bin100111001000100…
…1111001001000001
310101111220111020110
41032101033021001
510142131010223
6334145101533
744353342221
oct11621171101
93344814213
101313141313
11614263560
123079278a9
1317c0895c3
14c6582081
157a438d93
hex4e44f241

1313141313 has 16 divisors (see below), whose sum is σ = 1919929536. Its totient is φ = 791715840.

The previous prime is 1313141311. The next prime is 1313141339. The reversal of 1313141313 is 3131413131.

It is not a de Polignac number, because 1313141313 - 21 = 1313141311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1313141313.

It is not an unprimeable number, because it can be changed into a prime (1313141311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96720 + ... + 109457.

It is an arithmetic number, because the mean of its divisors is an integer number (119995596).

Almost surely, 21313141313 is an apocalyptic number.

It is an amenable number.

1313141313 is a deficient number, since it is larger than the sum of its proper divisors (606788223).

1313141313 is a wasteful number, since it uses less digits than its factorization.

1313141313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206384.

The product of its digits is 324, while the sum is 21.

The square root of 1313141313 is about 36237.2917448310. The cubic root of 1313141313 is about 1095.0580824469.

Adding to 1313141313 its reverse (3131413131), we get a palindrome (4444554444).

The spelling of 1313141313 in words is "one billion, three hundred thirteen million, one hundred forty-one thousand, three hundred thirteen".

Divisors: 1 3 11 33 193 579 2123 6369 206177 618531 2267947 6803841 39792161 119376483 437713771 1313141313