Base | Representation |
---|---|
bin | 110001001001110001… |
… | …0001111111100001101 |
3 | 101002110021022100001112 |
4 | 1202103202033330031 |
5 | 3212133414202140 |
6 | 120254022021405 |
7 | 10424510653631 |
oct | 1422342177415 |
9 | 332407270045 |
10 | 105554444045 |
11 | 40846806126 |
12 | 18559b77865 |
13 | 9c524a651b |
14 | 5174a0adc1 |
15 | 2b2bbb0c65 |
hex | 189388ff0d |
105554444045 has 64 divisors (see below), whose sum is σ = 137646812160. Its totient is φ = 77453107200.
The previous prime is 105554444029. The next prime is 105554444089. The reversal of 105554444045 is 540444455501.
It is not a de Polignac number, because 105554444045 - 24 = 105554444029 is a prime.
It is a super-2 number, since 2×1055544440452 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105554443993 and 105554444011.
It is a congruent number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 250722935 + ... + 250723355.
It is an arithmetic number, because the mean of its divisors is an integer number (2150731440).
Almost surely, 2105554444045 is an apocalyptic number.
It is an amenable number.
105554444045 is a deficient number, since it is larger than the sum of its proper divisors (32092368115).
105554444045 is a wasteful number, since it uses less digits than its factorization.
105554444045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 966.
The product of its (nonzero) digits is 640000, while the sum is 41.
Adding to 105554444045 its reverse (540444455501), we get a palindrome (645998899546).
The spelling of 105554444045 in words is "one hundred five billion, five hundred fifty-four million, four hundred forty-four thousand, forty-five".
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