Base | Representation |
---|---|
bin | 1111000000000101… |
… | …00000001101101111 |
3 | 202210021111100202221 |
4 | 13200002200031233 |
5 | 112443223014134 |
6 | 3411055100211 |
7 | 403402330000 |
oct | 74002401557 |
9 | 22707440687 |
10 | 8053719919 |
11 | 3463129a83 |
12 | 1689211667 |
13 | 9b470175b |
14 | 56588d1a7 |
15 | 3220ac5b4 |
hex | 1e00a036f |
8053719919 has 20 divisors (see below), whose sum is σ = 9443694744. Its totient is φ = 6867743568.
The previous prime is 8053719917. The next prime is 8053719931. The reversal of 8053719919 is 9199173508.
It is a happy number.
It is not a de Polignac number, because 8053719919 - 21 = 8053719917 is a prime.
It is a super-2 number, since 2×80537199192 (a number of 21 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 (8053719917) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 464484 + ... + 481510.
Almost surely, 28053719919 is an apocalyptic number.
8053719919 is a deficient number, since it is larger than the sum of its proper divisors (1389974825).
8053719919 is an equidigital number, since it uses as much as digits as its factorization.
8053719919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17252 (or 17231 counting only the distinct ones).
The product of its (nonzero) digits is 612360, while the sum is 52.
The square root of 8053719919 is about 89742.5201284207. The cubic root of 8053719919 is about 2004.4666768892.
The spelling of 8053719919 in words is "eight billion, fifty-three million, seven hundred nineteen thousand, nine hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •