Base | Representation |
---|---|
bin | 11001000011000010… |
… | …10010001000001010 |
3 | 1021201011102100102220 |
4 | 30201201102020022 |
5 | 210020000300033 |
6 | 10102205434510 |
7 | 654143644302 |
oct | 144141221012 |
9 | 37634370386 |
10 | 13447275018 |
11 | 57806aa831 |
12 | 273356ba36 |
13 | 1363c56288 |
14 | 917d18602 |
15 | 53a852bb3 |
hex | 32185220a |
13447275018 has 16 divisors (see below), whose sum is σ = 27520005216. Its totient is φ = 4378182480.
The previous prime is 13447274993. The next prime is 13447275041. The reversal of 13447275018 is 81057274431.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26060353 + ... + 26060868.
It is an arithmetic number, because the mean of its divisors is an integer number (1720000326).
Almost surely, 213447275018 is an apocalyptic number.
13447275018 is an abundant number, since it is smaller than the sum of its proper divisors (14072730198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13447275018 is a wasteful number, since it uses less digits than its factorization.
13447275018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52121269.
The product of its (nonzero) digits is 188160, while the sum is 42.
The spelling of 13447275018 in words is "thirteen billion, four hundred forty-seven million, two hundred seventy-five thousand, eighteen".
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