Base | Representation |
---|---|
bin | 10111100001000001010… |
… | …10110011110101010111 |
3 | 2212020121001012122210222 |
4 | 23300200222303311113 |
5 | 101214241444214134 |
6 | 1415105125504555 |
7 | 112243020132341 |
oct | 13604052636527 |
9 | 2766531178728 |
10 | 808001944919 |
11 | 291743040414 |
12 | 11071a27215b |
13 | 5b26aa20b20 |
14 | 2b170db8291 |
15 | 16040a73a2e |
hex | bc20ab3d57 |
808001944919 has 8 divisors (see below), whose sum is σ = 874528586400. Its totient is φ = 742099967136.
The previous prime is 808001944909. The next prime is 808001944933. The reversal of 808001944919 is 919449100808.
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 808001944919 - 228 = 807733509463 is a prime.
It is a super-2 number, since 2×8080019449192 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808001944909) 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, 156163232 + ... + 156168405.
It is an arithmetic number, because the mean of its divisors is an integer number (109316073300).
Almost surely, 2808001944919 is an apocalyptic number.
808001944919 is a deficient number, since it is larger than the sum of its proper divisors (66526641481).
808001944919 is a wasteful number, since it uses less digits than its factorization.
808001944919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 312331849.
The product of its (nonzero) digits is 746496, while the sum is 53.
The spelling of 808001944919 in words is "eight hundred eight billion, one million, nine hundred forty-four thousand, nine hundred nineteen".
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