Base | Representation |
---|---|
bin | 10110111111100100… |
… | …01100100100001111 |
3 | 1011212022012010101102 |
4 | 23133302030210033 |
5 | 200240132144211 |
6 | 5400531333315 |
7 | 614622526421 |
oct | 133762144417 |
9 | 34768163342 |
10 | 12344412431 |
11 | 526510a84a |
12 | 248615123b |
13 | 1219612670 |
14 | 851672811 |
15 | 4c3b03a3b |
hex | 2dfc8c90f |
12344412431 has 8 divisors (see below), whose sum is σ = 13576833984. Its totient is φ = 11152398240.
The previous prime is 12344412427. The next prime is 12344412439. The reversal of 12344412431 is 13421444321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12344412431 - 22 = 12344412427 is a prime.
It is a super-2 number, since 2×123444124312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12344412394 and 12344412403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12344412439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10101200 + ... + 10102421.
It is an arithmetic number, because the mean of its divisors is an integer number (1697104248).
Almost surely, 212344412431 is an apocalyptic number.
12344412431 is a deficient number, since it is larger than the sum of its proper divisors (1232421553).
12344412431 is a wasteful number, since it uses less digits than its factorization.
12344412431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20203681.
The product of its digits is 9216, while the sum is 29.
Adding to 12344412431 its reverse (13421444321), we get a palindrome (25765856752).
The spelling of 12344412431 in words is "twelve billion, three hundred forty-four million, four hundred twelve thousand, four hundred thirty-one".
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