Base | Representation |
---|---|
bin | 111101001111100… |
… | …0010100101111111 |
3 | 12022012202122122210 |
4 | 1322133002211333 |
5 | 13202032114224 |
6 | 535524511503 |
7 | 101631564363 |
oct | 17237024577 |
9 | 5265678583 |
10 | 2054957439 |
11 | 964a73a37 |
12 | 49424b593 |
13 | 26997a062 |
14 | 156cc32a3 |
15 | c061b429 |
hex | 7a7c297f |
2054957439 has 8 divisors (see below), whose sum is σ = 2745862912. Its totient is φ = 1367011800.
The previous prime is 2054957389. The next prime is 2054957441. The reversal of 2054957439 is 9347594502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2054957439 - 28 = 2054957183 is a prime.
It is a super-3 number, since 3×20549574393 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2054957449) 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, 738337 + ... + 741114.
It is an arithmetic number, because the mean of its divisors is an integer number (343232864).
Almost surely, 22054957439 is an apocalyptic number.
2054957439 is a deficient number, since it is larger than the sum of its proper divisors (690905473).
2054957439 is a wasteful number, since it uses less digits than its factorization.
2054957439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1479917.
The product of its (nonzero) digits is 1360800, while the sum is 48.
The square root of 2054957439 is about 45331.6383886574. The cubic root of 2054957439 is about 1271.3572690592.
The spelling of 2054957439 in words is "two billion, fifty-four million, nine hundred fifty-seven thousand, four hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •