Base | Representation |
---|---|
bin | 11000001110000110… |
… | …11100001011010011 |
3 | 1020120012220020201122 |
4 | 30013003130023103 |
5 | 203112312303433 |
6 | 5550144352455 |
7 | 640142516033 |
oct | 140703341323 |
9 | 36505806648 |
10 | 13003244243 |
11 | 5572aa0950 |
12 | 262a91572b |
13 | 12c2c69582 |
14 | 8b4d718c3 |
15 | 511893198 |
hex | 3070dc2d3 |
13003244243 has 16 divisors (see below), whose sum is σ = 14489308512. Its totient is φ = 11568960000.
The previous prime is 13003244231. The next prime is 13003244269. The reversal of 13003244243 is 34244230031.
It is a cyclic number.
It is not a de Polignac number, because 13003244243 - 26 = 13003244179 is a prime.
It is a super-2 number, since 2×130032442432 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13003244213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205973 + ... + 261593.
It is an arithmetic number, because the mean of its divisors is an integer number (905581782).
Almost surely, 213003244243 is an apocalyptic number.
13003244243 is a deficient number, since it is larger than the sum of its proper divisors (1486064269).
13003244243 is a wasteful number, since it uses less digits than its factorization.
13003244243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56086.
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 13003244243 its reverse (34244230031), we get a palindrome (47247474274).
The spelling of 13003244243 in words is "thirteen billion, three million, two hundred forty-four thousand, two hundred forty-three".
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