Base | Representation |
---|---|
bin | 11011001011110010000… |
… | …100100001000000001001 |
3 | 20121120211111120222011222 |
4 | 123023302010201000021 |
5 | 221101310212421424 |
6 | 3550103250531425 |
7 | 251651456104511 |
oct | 33136204410011 |
9 | 6546744528158 |
10 | 1868077076489 |
11 | 660279899878 |
12 | 262067296b75 |
13 | 10720b190ca0 |
14 | 665b5c70841 |
15 | 338d642de5e |
hex | 1b2f2121009 |
1868077076489 has 8 divisors (see below), whose sum is σ = 2117658224640. Its totient is φ = 1633622058576.
The previous prime is 1868077076479. The next prime is 1868077076531. The reversal of 1868077076489 is 9846707708681.
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 1868077076489 - 24 = 1868077076473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1868077076479) 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, 3781532297 + ... + 3781532790.
It is an arithmetic number, because the mean of its divisors is an integer number (264707278080).
Almost surely, 21868077076489 is an apocalyptic number.
1868077076489 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1868077076489 is a deficient number, since it is larger than the sum of its proper divisors (249581148151).
1868077076489 is a wasteful number, since it uses less digits than its factorization.
1868077076489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7563065119.
The product of its (nonzero) digits is 227598336, while the sum is 71.
The spelling of 1868077076489 in words is "one trillion, eight hundred sixty-eight billion, seventy-seven million, seventy-six thousand, four hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •