Base | Representation |
---|---|
bin | 1100100100001… |
… | …11010111001100 |
3 | 21100100111010210 |
4 | 12102013113030 |
5 | 203441141134 |
6 | 14243202420 |
7 | 2416662513 |
oct | 622072714 |
9 | 240314123 |
10 | 105412044 |
11 | 545586a1 |
12 | 2b376410 |
13 | 18ab9cba |
14 | dddd67a |
15 | 93c32e9 |
hex | 64875cc |
105412044 has 12 divisors (see below), whose sum is σ = 245961464. Its totient is φ = 35137344.
The previous prime is 105412037. The next prime is 105412051. The reversal of 105412044 is 440214501.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (105412037) and next prime (105412051).
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1054120442 = 22223398040515872, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 105412044.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4392157 + ... + 4392180.
Almost surely, 2105412044 is an apocalyptic number.
It is an amenable number.
105412044 is an abundant number, since it is smaller than the sum of its proper divisors (140549420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105412044 is a wasteful number, since it uses less digits than its factorization.
105412044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8784344 (or 8784342 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 105412044 is about 10267.0367682209. The cubic root of 105412044 is about 472.3857028766.
Adding to 105412044 its reverse (440214501), we get a palindrome (545626545).
The spelling of 105412044 in words is "one hundred five million, four hundred twelve thousand, forty-four".
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