Base | Representation |
---|---|
bin | 1100001101010101011110… |
… | …1101000100011011101111 |
3 | 1202112020201222012020202202 |
4 | 3003111113231010123233 |
5 | 3224411301010414211 |
6 | 44314315301212115 |
7 | 2553540335253035 |
oct | 303252755043357 |
9 | 52466658166682 |
10 | 13423244232431 |
11 | 4305847475a40 |
12 | 160962140103b |
13 | 764a63b59037 |
14 | 34598d2d0555 |
15 | 184281a3553b |
hex | c3557b446ef |
13423244232431 has 64 divisors (see below), whose sum is σ = 16067172441600. Its totient is φ = 11081112883200.
The previous prime is 13423244232401. The next prime is 13423244232491.
13423244232431 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 13423244232431 - 218 = 13423243970287 is a prime.
It is a super-2 number, since 2×134232442324312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13423244232401) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 997484855 + ... + 997498311.
It is an arithmetic number, because the mean of its divisors is an integer number (251049569400).
Almost surely, 213423244232431 is an apocalyptic number.
13423244232431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13423244232431 is a deficient number, since it is larger than the sum of its proper divisors (2643928209169).
13423244232431 is a wasteful number, since it uses less digits than its factorization.
13423244232431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15560.
The product of its digits is 331776, while the sum is 38.
It can be divided in two parts, 1342324 and 4232431, that added together give a palindrome (5574755).
The spelling of 13423244232431 in words is "thirteen trillion, four hundred twenty-three billion, two hundred forty-four million, two hundred thirty-two thousand, four hundred thirty-one".
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