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1313414243031 = 31187337455711
BaseRepresentation
bin10011000111001101100…
…101101110001011010111
311122120011002121121022010
4103013031211232023113
5133004333021234111
62443212453235303
7163614425601552
oct23071545561327
94576132547263
101313414243031
1146701a110560
1219266b932b33
1396b15256657
14477d8d45699
1524271900aa6
hex131cd96e2d7

1313414243031 has 16 divisors (see below), whose sum is σ = 1910446783488. Its totient is φ = 795997771200.

The previous prime is 1313414243021. The next prime is 1313414243039. The reversal of 1313414243031 is 1303424143131.

It is not a de Polignac number, because 1313414243031 - 29 = 1313414242519 is a prime.

It is a super-2 number, since 2×13134142430312 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1313414243031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313414243039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2654266 + ... + 3109976.

It is an arithmetic number, because the mean of its divisors is an integer number (119402923968).

Almost surely, 21313414243031 is an apocalyptic number.

1313414243031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1313414243031 is a deficient number, since it is larger than the sum of its proper divisors (597032540457).

1313414243031 is a wasteful number, since it uses less digits than its factorization.

1313414243031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543062.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1313414243031 its reverse (1303424143131), we get a palindrome (2616838386162).

The spelling of 1313414243031 in words is "one trillion, three hundred thirteen billion, four hundred fourteen million, two hundred forty-three thousand, thirty-one".

Divisors: 1 3 11 33 87337 262011 455711 960707 1367133 2882121 5012821 15038463 39800431607 119401294821 437804747677 1313414243031