Base | Representation |
---|---|
bin | 1101000000111… |
… | …11110010111010 |
3 | 21121110000201220 |
4 | 12200133302322 |
5 | 210422312023 |
6 | 14500052510 |
7 | 2464014162 |
oct | 640376272 |
9 | 247400656 |
10 | 109182138 |
11 | 566a317a |
12 | 30694136 |
13 | 1980a020 |
14 | 107015a2 |
15 | 98ba3e3 |
hex | 681fcba |
109182138 has 32 divisors (see below), whose sum is σ = 236253696. Its totient is φ = 33438528.
The previous prime is 109182121. The next prime is 109182191. The reversal of 109182138 is 831281901.
It is a junction number, because it is equal to n+sod(n) for n = 109182099 and 109182108.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14256 + ... + 20532.
It is an arithmetic number, because the mean of its divisors is an integer number (7382928).
Almost surely, 2109182138 is an apocalyptic number.
109182138 is an abundant number, since it is smaller than the sum of its proper divisors (127071558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109182138 is a wasteful number, since it uses less digits than its factorization.
109182138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6518.
The product of its (nonzero) digits is 3456, while the sum is 33.
The square root of 109182138 is about 10449.0256962073. The cubic root of 109182138 is about 477.9515394695.
The spelling of 109182138 in words is "one hundred nine million, one hundred eighty-two thousand, one hundred thirty-eight".
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