Base | Representation |
---|---|
bin | 111110111000011… |
… | …1001001010000101 |
3 | 12110001021112101002 |
4 | 1331300321022011 |
5 | 13310123002104 |
6 | 545211543045 |
7 | 103200304130 |
oct | 17560711205 |
9 | 5401245332 |
10 | 2109969029 |
11 | 993027a63 |
12 | 4aa75aa85 |
13 | 27819b5ac |
14 | 160323217 |
15 | c538601e |
hex | 7dc39285 |
2109969029 has 8 divisors (see below), whose sum is σ = 2415091200. Its totient is φ = 1805771376.
The previous prime is 2109969011. The next prime is 2109969031. The reversal of 2109969029 is 9209699012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2109969029 - 220 = 2108920453 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2109969049) 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, 226229 + ... + 235370.
It is an arithmetic number, because the mean of its divisors is an integer number (301886400).
Almost surely, 22109969029 is an apocalyptic number.
It is an amenable number.
2109969029 is a deficient number, since it is larger than the sum of its proper divisors (305122171).
2109969029 is an equidigital number, since it uses as much as digits as its factorization.
2109969029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462259.
The product of its (nonzero) digits is 157464, while the sum is 47.
The square root of 2109969029 is about 45934.3991905848. The cubic root of 2109969029 is about 1282.6023368922.
The spelling of 2109969029 in words is "two billion, one hundred nine million, nine hundred sixty-nine thousand, twenty-nine".
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