Base | Representation |
---|---|
bin | 110000111001011001… |
… | …0010111001110010110 |
3 | 101001000222110201000211 |
4 | 1201302302113032112 |
5 | 3210022241120204 |
6 | 120123314000034 |
7 | 10405056641464 |
oct | 1416262271626 |
9 | 331028421024 |
10 | 105005020054 |
11 | 40594661810 |
12 | 18425b7601a |
13 | 9b9570827c |
14 | 5121a6b834 |
15 | 2ae8833804 |
hex | 1872c97396 |
105005020054 has 16 divisors (see below), whose sum is σ = 173757033360. Its totient is φ = 47193266560.
The previous prime is 105005020039. The next prime is 105005020063. The reversal of 105005020054 is 450020500501.
It is a super-2 number, since 2×1050050200542 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
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 7 ways as a sum of consecutive naturals, for example, 26812399 + ... + 26816314.
It is an arithmetic number, because the mean of its divisors is an integer number (10859814585).
Almost surely, 2105005020054 is an apocalyptic number.
105005020054 is a deficient number, since it is larger than the sum of its proper divisors (68752013306).
105005020054 is a wasteful number, since it uses less digits than its factorization.
105005020054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53628815.
The product of its (nonzero) digits is 1000, while the sum is 22.
Adding to 105005020054 its reverse (450020500501), we get a palindrome (555025520555).
The spelling of 105005020054 in words is "one hundred five billion, five million, twenty thousand, fifty-four".
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