Base | Representation |
---|---|
bin | 10011101000101001110… |
… | …011000101000111100001 |
3 | 11202222211111111012021021 |
4 | 103220221303011013201 |
5 | 134101402133041410 |
6 | 2511511451325441 |
7 | 166325301102610 |
oct | 23505163050741 |
9 | 4688744435237 |
10 | 1349320987105 |
11 | 48027557a863 |
12 | 199610a50881 |
13 | 9a318295590 |
14 | 49443a45877 |
15 | 25173d90eda |
hex | 13a29cc51e1 |
1349320987105 has 128 divisors (see below), whose sum is σ = 2102822830080. Its totient is φ = 808364344320.
The previous prime is 1349320987103. The next prime is 1349320987151. The reversal of 1349320987105 is 5017890239431.
It is not a de Polignac number, because 1349320987105 - 21 = 1349320987103 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1349320987103) 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 127 ways as a sum of consecutive naturals, for example, 119223907 + ... + 119235223.
It is an arithmetic number, because the mean of its divisors is an integer number (16428303360).
Almost surely, 21349320987105 is an apocalyptic number.
It is an amenable number.
1349320987105 is a deficient number, since it is larger than the sum of its proper divisors (753501842975).
1349320987105 is a wasteful number, since it uses less digits than its factorization.
1349320987105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11559.
The product of its (nonzero) digits is 1632960, while the sum is 52.
The spelling of 1349320987105 in words is "one trillion, three hundred forty-nine billion, three hundred twenty million, nine hundred eighty-seven thousand, one hundred five".
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