Base | Representation |
---|---|
bin | 1101000000111… |
… | …11111101011010 |
3 | 21121110001122210 |
4 | 12200133331122 |
5 | 210422322220 |
6 | 14500055550 |
7 | 2464016142 |
oct | 640377532 |
9 | 247401583 |
10 | 109182810 |
11 | 566a3730 |
12 | 306945b6 |
13 | 1980a419 |
14 | 10701922 |
15 | 98ba6e0 |
hex | 681ff5a |
109182810 has 32 divisors (see below), whose sum is σ = 285861312. Its totient is φ = 26468480.
The previous prime is 109182761. The next prime is 109182811. The reversal of 109182810 is 18281901.
It is a super-2 number, since 2×1091828102 = 23841771998992200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (109182811) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165099 + ... + 165758.
It is an arithmetic number, because the mean of its divisors is an integer number (8933166).
Almost surely, 2109182810 is an apocalyptic number.
109182810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
109182810 is an abundant number, since it is smaller than the sum of its proper divisors (176678502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109182810 is a wasteful number, since it uses less digits than its factorization.
109182810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330878.
The product of its (nonzero) digits is 1152, while the sum is 30.
The square root of 109182810 is about 10449.0578522659. The cubic root of 109182810 is about 477.9525200413.
Subtracting from 109182810 its reverse (18281901), we obtain a palindrome (90900909).
The spelling of 109182810 in words is "one hundred nine million, one hundred eighty-two thousand, eight hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •