Base | Representation |
---|---|
bin | 1011001000101101… |
… | …0010001110011110 |
3 | 21201022220022101022 |
4 | 2302023102032132 |
5 | 22110230141221 |
6 | 1212343044142 |
7 | 134035440116 |
oct | 26213221636 |
9 | 7638808338 |
10 | 2989302686 |
11 | 12a4424397 |
12 | 6b5140652 |
13 | 38840a476 |
14 | 205020046 |
15 | 12767e4ab |
hex | b22d239e |
2989302686 has 16 divisors (see below), whose sum is σ = 4748747904. Its totient is φ = 1408326744.
The previous prime is 2989302677. The next prime is 2989302691. The reversal of 2989302686 is 6862039892.
It is a happy number.
2989302686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481880 + ... + 488043.
It is an arithmetic number, because the mean of its divisors is an integer number (296796744).
Almost surely, 22989302686 is an apocalyptic number.
2989302686 is a deficient number, since it is larger than the sum of its proper divisors (1759445218).
2989302686 is a wasteful number, since it uses less digits than its factorization.
2989302686 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 970015.
The product of its (nonzero) digits is 2239488, while the sum is 53.
The square root of 2989302686 is about 54674.5158734853. The cubic root of 2989302686 is about 1440.5332846696.
The spelling of 2989302686 in words is "two billion, nine hundred eighty-nine million, three hundred two thousand, six hundred eighty-six".
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