Base | Representation |
---|---|
bin | 10001110000101001… |
… | …110001100000010100 |
3 | 1211020000022200002100 |
4 | 101300221301200110 |
5 | 303023341234202 |
6 | 12432141242100 |
7 | 1243366126644 |
oct | 216051614024 |
9 | 54200280070 |
10 | 19069868052 |
11 | 80a6497134 |
12 | 3842563330 |
13 | 1a4ba911c1 |
14 | ccc964524 |
15 | 76928b41c |
hex | 470a71814 |
19069868052 has 36 divisors (see below), whose sum is σ = 48387699360. Its totient is φ = 6332449872.
The previous prime is 19069868021. The next prime is 19069868089. The reversal of 19069868052 is 25086896091.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a self number, because there is not a number n which added to its sum of digits gives 19069868052.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997602 + ... + 1016537.
It is an arithmetic number, because the mean of its divisors is an integer number (1344102760).
Almost surely, 219069868052 is an apocalyptic number.
19069868052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19069868052 is an abundant number, since it is smaller than the sum of its proper divisors (29317831308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19069868052 is a wasteful number, since it uses less digits than its factorization.
19069868052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2014412 (or 2014407 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 54.
The spelling of 19069868052 in words is "nineteen billion, sixty-nine million, eight hundred sixty-eight thousand, fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •