Base | Representation |
---|---|
bin | 10001110001000010… |
… | …010011000100011011 |
3 | 1211020110102021221001 |
4 | 101301002103010123 |
5 | 303032013000422 |
6 | 12432531125431 |
7 | 1243504564126 |
oct | 216102230433 |
9 | 54213367831 |
10 | 19076296987 |
11 | 80aa088300 |
12 | 3844743877 |
13 | 1a502024c7 |
14 | ccd7593bd |
15 | 769b0b227 |
hex | 47109311b |
19076296987 has 6 divisors (see below), whose sum is σ = 20968161284. Its totient is φ = 17342088060.
The previous prime is 19076296979. The next prime is 19076297029. The reversal of 19076296987 is 78969267091.
It is not a de Polignac number, because 19076296987 - 23 = 19076296979 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (19076296487) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78827553 + ... + 78827794.
Almost surely, 219076296987 is an apocalyptic number.
19076296987 is a deficient number, since it is larger than the sum of its proper divisors (1891864297).
19076296987 is a wasteful number, since it uses less digits than its factorization.
19076296987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157655369 (or 157655358 counting only the distinct ones).
The product of its (nonzero) digits is 20575296, while the sum is 64.
The spelling of 19076296987 in words is "nineteen billion, seventy-six million, two hundred ninety-six thousand, nine hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •