Base | Representation |
---|---|
bin | 10111111110011111111110… |
… | …000011100110100110100001 |
3 | 111211100220220010011211220202 |
4 | 113332133332003212212201 |
5 | 102310143102114112010 |
6 | 1012135021400114545 |
7 | 31132340261430233 |
oct | 2776377603464641 |
9 | 454326803154822 |
10 | 105450004441505 |
11 | 30666106482049 |
12 | b9b0b01165a55 |
13 | 46abb7b4b1a69 |
14 | 1c07b438c6253 |
15 | c2cee385a6a5 |
hex | 5fe7fe0e69a1 |
105450004441505 has 16 divisors (see below), whose sum is σ = 126927431730000. Its totient is φ = 84102032179200.
The previous prime is 105450004441487. The next prime is 105450004441543. The reversal of 105450004441505 is 505144400054501.
It can be written as a sum of positive squares in 8 ways, for example, as 6704127528289 + 98745876913216 = 2589233^2 + 9937096^2 .
It is not a de Polignac number, because 105450004441505 - 212 = 105450004437409 is a prime.
It is a super-2 number, since 2×1054500044415052 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16858730 + ... + 22251219.
It is an arithmetic number, because the mean of its divisors is an integer number (7932964483125).
Almost surely, 2105450004441505 is an apocalyptic number.
It is an amenable number.
105450004441505 is a deficient number, since it is larger than the sum of its proper divisors (21477427288495).
105450004441505 is a wasteful number, since it uses less digits than its factorization.
105450004441505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39111604.
The product of its (nonzero) digits is 160000, while the sum is 38.
The spelling of 105450004441505 in words is "one hundred five trillion, four hundred fifty billion, four million, four hundred forty-one thousand, five hundred five".
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