Base | Representation |
---|---|
bin | 111111111110111… |
… | …0011011111111111 |
3 | 12112121210020100000 |
4 | 1333331303133333 |
5 | 13344102030114 |
6 | 553011405343 |
7 | 104126263314 |
oct | 17775633777 |
9 | 5477706300 |
10 | 2146908159 |
11 | a01967970 |
12 | 4babb3853 |
13 | 282a32b76 |
14 | 1651bad0b |
15 | c8730e09 |
hex | 7ff737ff |
2146908159 has 96 divisors (see below), whose sum is σ = 3743760384. Its totient is φ = 1216464480.
The previous prime is 2146908157. The next prime is 2146908161. The reversal of 2146908159 is 9518096412.
It is an interprime number because it is at equal distance from previous prime (2146908157) and next prime (2146908161).
It is not a de Polignac number, because 2146908159 - 21 = 2146908157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2146908157) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2889142 + ... + 2889884.
It is an arithmetic number, because the mean of its divisors is an integer number (38997504).
Almost surely, 22146908159 is an apocalyptic number.
2146908159 is a deficient number, since it is larger than the sum of its proper divisors (1596852225).
2146908159 is a wasteful number, since it uses less digits than its factorization.
2146908159 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 839 (or 827 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 45.
The square root of 2146908159 is about 46334.7403035778. The cubic root of 2146908159 is about 1290.0438979112.
The spelling of 2146908159 in words is "two billion, one hundred forty-six million, nine hundred eight thousand, one hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •