Base | Representation |
---|---|
bin | 11000101111111101… |
… | …11010100110011110 |
3 | 1021022000100021221021 |
4 | 30113332322212132 |
5 | 204203020131224 |
6 | 10034252154354 |
7 | 650161636606 |
oct | 142776724636 |
9 | 37260307837 |
10 | 13287270814 |
11 | 56a9355254 |
12 | 26a9a689ba |
13 | 1339a6392c |
14 | 900987c06 |
15 | 52b7991e4 |
hex | 317fba99e |
13287270814 has 16 divisors (see below), whose sum is σ = 20400660720. Its totient is φ = 6487145280.
The previous prime is 13287270811. The next prime is 13287270847. The reversal of 13287270814 is 41807278231.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13287270811) 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, 281604 + ... + 325384.
It is an arithmetic number, because the mean of its divisors is an integer number (1275041295).
Almost surely, 213287270814 is an apocalyptic number.
13287270814 is a deficient number, since it is larger than the sum of its proper divisors (7113389906).
13287270814 is a wasteful number, since it uses less digits than its factorization.
13287270814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47355.
The product of its (nonzero) digits is 150528, while the sum is 43.
The spelling of 13287270814 in words is "thirteen billion, two hundred eighty-seven million, two hundred seventy thousand, eight hundred fourteen".
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