Base | Representation |
---|---|
bin | 110010110011101001… |
… | …1001001011010110101 |
3 | 101102121212112211102011 |
4 | 1211213103021122311 |
5 | 3241422424124330 |
6 | 122042335044221 |
7 | 10611531236152 |
oct | 1454723113265 |
9 | 342555484364 |
10 | 109107254965 |
11 | 422aa2235a5 |
12 | 1918b970671 |
13 | a39a5737c7 |
14 | 53d07d5229 |
15 | 2c88a5082a |
hex | 19674c96b5 |
109107254965 has 8 divisors (see below), whose sum is σ = 130975466328. Its totient is φ = 87254630400.
The previous prime is 109107254941. The next prime is 109107254969. The reversal of 109107254965 is 569452701901.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 179533201 + 108927721764 = 13399^2 + 330042^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 109107254965 - 25 = 109107254933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109107254969) 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, 3881292 + ... + 3909301.
It is an arithmetic number, because the mean of its divisors is an integer number (16371933291).
Almost surely, 2109107254965 is an apocalyptic number.
It is an amenable number.
109107254965 is a deficient number, since it is larger than the sum of its proper divisors (21868211363).
109107254965 is an equidigital number, since it uses as much as digits as its factorization.
109107254965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7793399.
The product of its (nonzero) digits is 680400, while the sum is 49.
The spelling of 109107254965 in words is "one hundred nine billion, one hundred seven million, two hundred fifty-four thousand, nine hundred sixty-five".
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