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6131113 = 33118523
BaseRepresentation
bin10111011000110110101001
3102112111022021
4113120312221
53032143423
6335224441
7103053652
oct27306651
912474267
106131113
11350843a
122078121
1313688a1
14b58529
1581195d
hex5d8da9

6131113 has 4 divisors (see below), whose sum is σ = 6149968. Its totient is φ = 6112260.

The previous prime is 6131089. The next prime is 6131119. The reversal of 6131113 is 3111316.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6131113 - 217 = 6000041 is a prime.

It is a Duffinian number.

6131113 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6131119) 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 3 ways as a sum of consecutive naturals, for example, 8931 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (1537492).

Almost surely, 26131113 is an apocalyptic number.

It is an amenable number.

6131113 is a deficient number, since it is larger than the sum of its proper divisors (18855).

6131113 is a wasteful number, since it uses less digits than its factorization.

6131113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18854.

The product of its digits is 54, while the sum is 16.

The square root of 6131113 is about 2476.1084386593. The cubic root of 6131113 is about 183.0261342034.

Adding to 6131113 its reverse (3111316), we get a palindrome (9242429).

The spelling of 6131113 in words is "six million, one hundred thirty-one thousand, one hundred thirteen".

Divisors: 1 331 18523 6131113