Base | Representation |
---|---|
bin | 1101000001001… |
… | …00100111011000 |
3 | 21121111000211002 |
4 | 12200210213120 |
5 | 210423430010 |
6 | 14500324132 |
7 | 2464125554 |
oct | 640444730 |
9 | 247430732 |
10 | 109201880 |
11 | 56706a97 |
12 | 306a3648 |
13 | 19815cc8 |
14 | 10708864 |
15 | 98c11a5 |
hex | 68249d8 |
109201880 has 32 divisors (see below), whose sum is σ = 260159040. Its totient is φ = 41111040.
The previous prime is 109201867. The next prime is 109201891. The reversal of 109201880 is 88102901.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79616 + ... + 80975.
It is an arithmetic number, because the mean of its divisors is an integer number (8129970).
Almost surely, 2109201880 is an apocalyptic number.
109201880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
109201880 is an abundant number, since it is smaller than the sum of its proper divisors (150957160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109201880 is a wasteful number, since it uses less digits than its factorization.
109201880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160619 (or 160615 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 29.
The square root of 109201880 is about 10449.9703348861. The cubic root of 109201880 is about 477.9803450074.
The spelling of 109201880 in words is "one hundred nine million, two hundred one thousand, eight hundred eighty".
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