Base | Representation |
---|---|
bin | 110001001001100100… |
… | …0001111101101010001 |
3 | 101002102210111000022011 |
4 | 1202103020033231101 |
5 | 3212130143033340 |
6 | 120253215542521 |
7 | 10424366013106 |
oct | 1422310175521 |
9 | 332383430264 |
10 | 105547627345 |
11 | 4084297a696 |
12 | 1855782aa41 |
13 | 9c50c5a884 |
14 | 5173b54aad |
15 | 2b2b2b60ea |
hex | 189320fb51 |
105547627345 has 4 divisors (see below), whose sum is σ = 126657152820. Its totient is φ = 84438101872.
The previous prime is 105547627321. The next prime is 105547627379. The reversal of 105547627345 is 543726745501.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543726745501 = 461 ⋅1179450641.
It can be written as a sum of positive squares in 2 ways, for example, as 14936995089 + 90610632256 = 122217^2 + 301016^2 .
It is a cyclic number.
It is not a de Polignac number, because 105547627345 - 27 = 105547627217 is a prime.
It is a super-2 number, since 2×1055476273452 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10554762730 + ... + 10554762739.
It is an arithmetic number, because the mean of its divisors is an integer number (31664288205).
Almost surely, 2105547627345 is an apocalyptic number.
It is an amenable number.
105547627345 is a deficient number, since it is larger than the sum of its proper divisors (21109525475).
105547627345 is an equidigital number, since it uses as much as digits as its factorization.
105547627345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21109525474.
The product of its (nonzero) digits is 3528000, while the sum is 49.
The spelling of 105547627345 in words is "one hundred five billion, five hundred forty-seven million, six hundred twenty-seven thousand, three hundred forty-five".
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