Base | Representation |
---|---|
bin | 1011001000010101011001… |
… | …1110000000011010110001 |
3 | 1121022220221012022111001211 |
4 | 2302011112132000122301 |
5 | 3101001020002023123 |
6 | 42005550134000121 |
7 | 2402103255130162 |
oct | 262052636003261 |
9 | 47286835274054 |
10 | 12237812532913 |
11 | 3999033154700 |
12 | 145792a7a6041 |
13 | 6aa03682a396 |
14 | 304455933769 |
15 | 163500cd840d |
hex | b21567806b1 |
12237812532913 has 24 divisors (see below), whose sum is σ = 13896850919168. Its totient is φ = 10757524140000.
The previous prime is 12237812532901. The next prime is 12237812532931. The reversal of 12237812532913 is 31923521873221.
It is a de Polignac number, because none of the positive numbers 2k-12237812532913 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12237812532983) 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 23 ways as a sum of consecutive naturals, for example, 3205138 + ... + 5894788.
Almost surely, 212237812532913 is an apocalyptic number.
It is an amenable number.
12237812532913 is a deficient number, since it is larger than the sum of its proper divisors (1659038386255).
12237812532913 is a wasteful number, since it uses less digits than its factorization.
12237812532913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2690917 (or 2690906 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 49.
The spelling of 12237812532913 in words is "twelve trillion, two hundred thirty-seven billion, eight hundred twelve million, five hundred thirty-two thousand, nine hundred thirteen".
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