Base | Representation |
---|---|
bin | 10001110000100110… |
… | …111101001111111110 |
3 | 1211012221221011021221 |
4 | 101300212331033332 |
5 | 303023144122401 |
6 | 12432113343554 |
7 | 1243356633253 |
oct | 216046751776 |
9 | 54187834257 |
10 | 19069129726 |
11 | 80a6032449 |
12 | 3842267bba |
13 | 1a4b89311a |
14 | ccc81142a |
15 | 7691927a1 |
hex | 4709bd3fe |
19069129726 has 4 divisors (see below), whose sum is σ = 28603694592. Its totient is φ = 9534564862.
The previous prime is 19069129699. The next prime is 19069129769. The reversal of 19069129726 is 62792196091.
19069129726 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62792196091 = 178691 ⋅351401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4767282430 + ... + 4767282433.
It is an arithmetic number, because the mean of its divisors is an integer number (7150923648).
Almost surely, 219069129726 is an apocalyptic number.
19069129726 is a deficient number, since it is larger than the sum of its proper divisors (9534564866).
19069129726 is an equidigital number, since it uses as much as digits as its factorization.
19069129726 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9534564865.
The product of its (nonzero) digits is 734832, while the sum is 52.
The spelling of 19069129726 in words is "nineteen billion, sixty-nine million, one hundred twenty-nine thousand, seven hundred twenty-six".
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