Base | Representation |
---|---|
bin | 111111111110000… |
… | …0011100001001101 |
3 | 12112120220221011002 |
4 | 1333330003201031 |
5 | 13343442340420 |
6 | 552553510045 |
7 | 104122343135 |
oct | 17774034115 |
9 | 5476827132 |
10 | 2146449485 |
11 | a016842a4 |
12 | 4baa12325 |
13 | 28290216b |
14 | 1650dbac5 |
15 | c8690075 |
hex | 7ff0384d |
2146449485 has 16 divisors (see below), whose sum is σ = 2588105520. Its totient is φ = 1708938240.
The previous prime is 2146449469. The next prime is 2146449499. The reversal of 2146449485 is 5849446412.
It can be written as a sum of positive squares in 8 ways, for example, as 545409316 + 1601040169 = 23354^2 + 40013^2 .
It is not a de Polignac number, because 2146449485 - 24 = 2146449469 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152455 + ... + 1154315.
It is an arithmetic number, because the mean of its divisors is an integer number (161756595).
Almost surely, 22146449485 is an apocalyptic number.
It is an amenable number.
2146449485 is a deficient number, since it is larger than the sum of its proper divisors (441656035).
2146449485 is a wasteful number, since it uses less digits than its factorization.
2146449485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2848.
The product of its digits is 1105920, while the sum is 47.
The square root of 2146449485 is about 46329.7904700636. The cubic root of 2146449485 is about 1289.9520213312.
The spelling of 2146449485 in words is "two billion, one hundred forty-six million, four hundred forty-nine thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 1.031 sec. • engine limits •