Base | Representation |
---|---|
bin | 10000100110100001… |
… | …11100101001010101 |
3 | 212000011122122112110 |
4 | 20103100330221111 |
5 | 121223231110110 |
6 | 4032235341233 |
7 | 433606322514 |
oct | 102320745125 |
9 | 25004578473 |
10 | 8913144405 |
11 | 3864268350 |
12 | 1888bb1819 |
13 | ac078c659 |
14 | 607a8667b |
15 | 372771a20 |
hex | 21343ca55 |
8913144405 has 32 divisors (see below), whose sum is σ = 15702916608. Its totient is φ = 4281128000.
The previous prime is 8913144379. The next prime is 8913144413. The reversal of 8913144405 is 5044413198.
It is not a de Polignac number, because 8913144405 - 215 = 8913111637 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234771 + ... + 270080.
It is an arithmetic number, because the mean of its divisors is an integer number (490716144).
Almost surely, 28913144405 is an apocalyptic number.
It is an amenable number.
8913144405 is a deficient number, since it is larger than the sum of its proper divisors (6789772203).
8913144405 is a wasteful number, since it uses less digits than its factorization.
8913144405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 504977.
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 8913144405 is about 94409.4508245864. The cubic root of 8913144405 is about 2073.3708142753.
The spelling of 8913144405 in words is "eight billion, nine hundred thirteen million, one hundred forty-four thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •