Base | Representation |
---|---|
bin | 11001001111100011… |
… | …01010001101111011 |
3 | 1021222110220200101021 |
4 | 30213301222031323 |
5 | 210223332400131 |
6 | 10120435203311 |
7 | 656560031254 |
oct | 144761521573 |
9 | 37873820337 |
10 | 13552231291 |
11 | 5824976a55 |
12 | 2762746537 |
13 | 137c913991 |
14 | 927c39b2b |
15 | 544b85e11 |
hex | 327c6a37b |
13552231291 has 2 divisors, whose sum is σ = 13552231292. Its totient is φ = 13552231290.
The previous prime is 13552231271. The next prime is 13552231333. The reversal of 13552231291 is 19213225531.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13552231291 - 27 = 13552231163 is a prime.
It is a super-3 number, since 3×135522312913 (a number of 31 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (13552231271) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6776115645 + 6776115646.
It is an arithmetic number, because the mean of its divisors is an integer number (6776115646).
Almost surely, 213552231291 is an apocalyptic number.
13552231291 is a deficient number, since it is larger than the sum of its proper divisors (1).
13552231291 is an equidigital number, since it uses as much as digits as its factorization.
13552231291 is an evil number, because the sum of its binary digits is even.
The product of its digits is 16200, while the sum is 34.
The spelling of 13552231291 in words is "thirteen billion, five hundred fifty-two million, two hundred thirty-one thousand, two hundred ninety-one".
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