Base | Representation |
---|---|
bin | 1011001000101101… |
… | …1110011110100001 |
3 | 21201022222212012210 |
4 | 2302023132132201 |
5 | 22110233242430 |
6 | 1212344112333 |
7 | 134036036322 |
oct | 26213363641 |
9 | 7638885183 |
10 | 2989352865 |
11 | 12a4459064 |
12 | 6b51656a9 |
13 | 388427265 |
14 | 205034449 |
15 | 12768e2b0 |
hex | b22de7a1 |
2989352865 has 8 divisors (see below), whose sum is σ = 4782964608. Its totient is φ = 1594321520.
The previous prime is 2989352843. The next prime is 2989352903. The reversal of 2989352865 is 5682539892.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2989352865 - 227 = 2855135137 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99645081 + ... + 99645110.
It is an arithmetic number, because the mean of its divisors is an integer number (597870576).
Almost surely, 22989352865 is an apocalyptic number.
It is an amenable number.
2989352865 is a deficient number, since it is larger than the sum of its proper divisors (1793611743).
2989352865 is a wasteful number, since it uses less digits than its factorization.
2989352865 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199290199.
The product of its digits is 9331200, while the sum is 57.
The square root of 2989352865 is about 54674.9747599393. The cubic root of 2989352865 is about 1440.5413449792.
The spelling of 2989352865 in words is "two billion, nine hundred eighty-nine million, three hundred fifty-two thousand, eight hundred sixty-five".
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