Base | Representation |
---|---|
bin | 111101011011110… |
… | …1111000000110111 |
3 | 12022122221112111100 |
4 | 1322313233000313 |
5 | 13210211241324 |
6 | 540315341143 |
7 | 102040605306 |
oct | 17267570067 |
9 | 5278845440 |
10 | 2061430839 |
11 | 968695556 |
12 | 4964517b3 |
13 | 26b105680 |
14 | 157aca43d |
15 | c0e994c9 |
hex | 7adef037 |
2061430839 has 48 divisors (see below), whose sum is σ = 3399794944. Its totient is φ = 1194393600.
The previous prime is 2061430823. The next prime is 2061430849. The reversal of 2061430839 is 9380341602.
2061430839 is a `hidden beast` number, since 2 + 0 + 614 + 3 + 0 + 8 + 39 = 666.
It is not a de Polignac number, because 2061430839 - 24 = 2061430823 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2061430849) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126519 + ... + 141879.
Almost surely, 22061430839 is an apocalyptic number.
2061430839 is a deficient number, since it is larger than the sum of its proper divisors (1338364105).
2061430839 is a wasteful number, since it uses less digits than its factorization.
2061430839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15448 (or 15445 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 2061430839 is about 45402.9827103903. The cubic root of 2061430839 is about 1272.6908534274.
The spelling of 2061430839 in words is "two billion, sixty-one million, four hundred thirty thousand, eight hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •