Base | Representation |
---|---|
bin | 1100111111011… |
… | …00010001001000 |
3 | 21121001022012221 |
4 | 12133230101020 |
5 | 210344033310 |
6 | 14451343424 |
7 | 2462144641 |
oct | 637542110 |
9 | 247038187 |
10 | 108971080 |
11 | 56569649 |
12 | 305b1b74 |
13 | 19764c3a |
14 | 106886c8 |
15 | 9877ada |
hex | 67ec448 |
108971080 has 64 divisors (see below), whose sum is σ = 260352000. Its totient is φ = 40932864.
The previous prime is 108971069. The next prime is 108971111. The reversal of 108971080 is 80179801.
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 15 ways as a sum of consecutive naturals, for example, 95956 + ... + 97084.
It is an arithmetic number, because the mean of its divisors is an integer number (4068000).
Almost surely, 2108971080 is an apocalyptic number.
108971080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108971080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130176000).
108971080 is an abundant number, since it is smaller than the sum of its proper divisors (151380920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108971080 is a wasteful number, since it uses less digits than its factorization.
108971080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286 (or 1282 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 34.
The square root of 108971080 is about 10438.9214002214. The cubic root of 108971080 is about 477.6433676753.
The spelling of 108971080 in words is "one hundred eight million, nine hundred seventy-one thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •