Base | Representation |
---|---|
bin | 1100100111011… |
… | …11101001101000 |
3 | 21101011012002200 |
4 | 12103233221220 |
5 | 204043323313 |
6 | 14300300200 |
7 | 2423422056 |
oct | 623575150 |
9 | 241135080 |
10 | 105839208 |
11 | 5481a622 |
12 | 2b541660 |
13 | 18c09567 |
14 | 100b11d6 |
15 | 9459b73 |
hex | 64efa68 |
105839208 has 48 divisors (see below), whose sum is σ = 295900800. Its totient is φ = 34140960.
The previous prime is 105839197. The next prime is 105839221. The reversal of 105839208 is 802938501.
It is a super-2 number, since 2×1058392082 = 22403875900134528, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21478 + ... + 25941.
It is an arithmetic number, because the mean of its divisors is an integer number (6164600).
Almost surely, 2105839208 is an apocalyptic number.
105839208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
105839208 is an abundant number, since it is smaller than the sum of its proper divisors (190061592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105839208 is a wasteful number, since it uses less digits than its factorization.
105839208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47462 (or 47455 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 105839208 is about 10287.8184276357. The cubic root of 105839208 is about 473.0229299046.
It can be divided in two parts, 10583 and 9208, that added together give a palindrome (19791).
The spelling of 105839208 in words is "one hundred five million, eight hundred thirty-nine thousand, two hundred eight".
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