Base | Representation |
---|---|
bin | 11000101000010101… |
… | …01010110111011000 |
3 | 1021010112212100121001 |
4 | 30110022222313120 |
5 | 204040122240344 |
6 | 10024043554344 |
7 | 645453466342 |
oct | 142412526730 |
9 | 37115770531 |
10 | 13223243224 |
11 | 56761a3394 |
12 | 269052b9b4 |
13 | 1329706699 |
14 | 8d627c292 |
15 | 525d4ced4 |
hex | 3142aadd8 |
13223243224 has 32 divisors (see below), whose sum is σ = 25478931600. Its totient is φ = 6429075840.
The previous prime is 13223243221. The next prime is 13223243227. The reversal of 13223243224 is 42234232231.
It is an interprime number because it is at equal distance from previous prime (13223243221) and next prime (13223243227).
It is a super-2 number, since 2×132232432242 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13223243192 and 13223243201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13223243221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517059 + ... + 542029.
Almost surely, 213223243224 is an apocalyptic number.
It is an amenable number.
13223243224 is a deficient number, since it is larger than the sum of its proper divisors (12255688376).
13223243224 is a wasteful number, since it uses less digits than its factorization.
13223243224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26803 (or 26799 counting only the distinct ones).
The product of its digits is 13824, while the sum is 28.
Adding to 13223243224 its reverse (42234232231), we get a palindrome (55457475455).
The spelling of 13223243224 in words is "thirteen billion, two hundred twenty-three million, two hundred forty-three thousand, two hundred twenty-four".
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