Base | Representation |
---|---|
bin | 1011001010000111… |
… | …00000111101101001 |
3 | 120110110222012212222 |
4 | 11211003200331221 |
5 | 44232014400221 |
6 | 2430230443425 |
7 | 301306311524 |
oct | 54503407551 |
9 | 16413865788 |
10 | 5990387561 |
11 | 25a4465924 |
12 | 11b2203575 |
13 | 7460b1732 |
14 | 40b829bbb |
15 | 250d899ab |
hex | 1650e0f69 |
5990387561 has 2 divisors, whose sum is σ = 5990387562. Its totient is φ = 5990387560.
The previous prime is 5990387531. The next prime is 5990387629. The reversal of 5990387561 is 1657830995.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3324214336 + 2666173225 = 57656^2 + 51635^2 .
It is a cyclic number.
It is not a de Polignac number, because 5990387561 - 26 = 5990387497 is a prime.
It is not a weakly prime, because it can be changed into another prime (5990387531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2995193780 + 2995193781.
It is an arithmetic number, because the mean of its divisors is an integer number (2995193781).
Almost surely, 25990387561 is an apocalyptic number.
It is an amenable number.
5990387561 is a deficient number, since it is larger than the sum of its proper divisors (1).
5990387561 is an equidigital number, since it uses as much as digits as its factorization.
5990387561 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2041200, while the sum is 53.
The square root of 5990387561 is about 77397.5940259127. The cubic root of 5990387561 is about 1816.1496874461.
The spelling of 5990387561 in words is "five billion, nine hundred ninety million, three hundred eighty-seven thousand, five hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •