Base | Representation |
---|---|
bin | 11101000101101101… |
… | …011111001111010100 |
3 | 2222121202220000210001 |
4 | 131011231133033110 |
5 | 1002431441322122 |
6 | 22203203541044 |
7 | 2154005240245 |
oct | 350555371724 |
9 | 88552800701 |
10 | 31234323412 |
11 | 12278a63526 |
12 | 607838a784 |
13 | 2c3a016396 |
14 | 1724350ccc |
15 | c2c194527 |
hex | 745b5f3d4 |
31234323412 has 12 divisors (see below), whose sum is σ = 55408834516. Its totient is φ = 15403227840.
The previous prime is 31234323391. The next prime is 31234323487. The reversal of 31234323412 is 21432343213.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 25614722116 + 5619601296 = 160046^2 + 74964^2 .
It is a super-2 number, since 2×312343234122 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53483139 + ... + 53483722.
Almost surely, 231234323412 is an apocalyptic number.
It is an amenable number.
31234323412 is a deficient number, since it is larger than the sum of its proper divisors (24174511104).
31234323412 is a wasteful number, since it uses less digits than its factorization.
31234323412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106966938 (or 106966936 counting only the distinct ones).
The product of its digits is 10368, while the sum is 28.
Adding to 31234323412 its reverse (21432343213), we get a palindrome (52666666625).
The spelling of 31234323412 in words is "thirty-one billion, two hundred thirty-four million, three hundred twenty-three thousand, four hundred twelve".
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