Base | Representation |
---|---|
bin | 1101000101101… |
… | …00110011101011 |
3 | 21122121000222120 |
4 | 12202310303223 |
5 | 211101324431 |
6 | 14521122323 |
7 | 2502135504 |
oct | 642646353 |
9 | 248530876 |
10 | 109792491 |
11 | 56a7a7a6 |
12 | 309293a3 |
13 | 19991a93 |
14 | 1081dbab |
15 | 998b196 |
hex | 68b4ceb |
109792491 has 8 divisors (see below), whose sum is σ = 146591040. Its totient is φ = 73094472.
The previous prime is 109792471. The next prime is 109792493. The reversal of 109792491 is 194297901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 109792491 - 210 = 109791467 is a prime.
It is not an unprimeable number, because it can be changed into a prime (109792493) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22545 + ... + 26978.
It is an arithmetic number, because the mean of its divisors is an integer number (18323880).
Almost surely, 2109792491 is an apocalyptic number.
109792491 is a deficient number, since it is larger than the sum of its proper divisors (36798549).
109792491 is an equidigital number, since it uses as much as digits as its factorization.
109792491 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50265.
The product of its (nonzero) digits is 40824, while the sum is 42.
The square root of 109792491 is about 10478.1912084100. The cubic root of 109792491 is about 478.8405043103.
The spelling of 109792491 in words is "one hundred nine million, seven hundred ninety-two thousand, four hundred ninety-one".
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