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3113341231 = 711133110231
BaseRepresentation
bin1011100110010001…
…1101000100101111
322000222022010021111
42321210131010233
522334003404411
61232533412451
7140102651410
oct27144350457
98028263244
103113341231
111358444390
1272a79a127
133a8019660
142176ab807
151334d1721
hexb991d12f

3113341231 has 16 divisors (see below), whose sum is σ = 4180151808. Its totient is φ = 2239365600.

The previous prime is 3113341207. The next prime is 3113341237. The reversal of 3113341231 is 1321433113.

It is a cyclic number.

It is not a de Polignac number, because 3113341231 - 25 = 3113341199 is a prime.

It is a super-2 number, since 2×31133412312 = 19385787241289190722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113341237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1554115 + ... + 1556116.

It is an arithmetic number, because the mean of its divisors is an integer number (261259488).

Almost surely, 23113341231 is an apocalyptic number.

3113341231 is a deficient number, since it is larger than the sum of its proper divisors (1066810577).

3113341231 is a wasteful number, since it uses less digits than its factorization.

3113341231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110262.

The product of its digits is 648, while the sum is 22.

The square root of 3113341231 is about 55797.3227941986. The cubic root of 3113341231 is about 1460.1884461517.

Adding to 3113341231 its reverse (1321433113), we get a palindrome (4434774344).

The spelling of 3113341231 in words is "three billion, one hundred thirteen million, three hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 7 11 13 77 91 143 1001 3110231 21771617 34212541 40433003 239487787 283031021 444763033 3113341231