Base | Representation |
---|---|
bin | 111101010001000… |
… | …0011111100010101 |
3 | 12022021020220000120 |
4 | 1322202003330111 |
5 | 13202232440042 |
6 | 535553502153 |
7 | 101641403322 |
oct | 17242037425 |
9 | 5267226016 |
10 | 2055749397 |
11 | 965464a49 |
12 | 494571959 |
13 | 269b96680 |
14 | 15704bb49 |
15 | c0725dec |
hex | 7a883f15 |
2055749397 has 16 divisors (see below), whose sum is σ = 2953991040. Its totient is φ = 1264156992.
The previous prime is 2055749393. The next prime is 2055749491. The reversal of 2055749397 is 7939475502.
2055749397 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2055749397 - 22 = 2055749393 is a prime.
It is a super-2 number, since 2×20557493972 = 8452211166531727218, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2055749393) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37288 + ... + 74174.
It is an arithmetic number, because the mean of its divisors is an integer number (184624440).
Almost surely, 22055749397 is an apocalyptic number.
It is an amenable number.
2055749397 is a deficient number, since it is larger than the sum of its proper divisors (898241643).
2055749397 is a wasteful number, since it uses less digits than its factorization.
2055749397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38332.
The product of its (nonzero) digits is 2381400, while the sum is 51.
The square root of 2055749397 is about 45340.3727046878. The cubic root of 2055749397 is about 1271.5205704532.
The spelling of 2055749397 in words is "two billion, fifty-five million, seven hundred forty-nine thousand, three hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •