Base | Representation |
---|---|
bin | 1010101011111101… |
… | …0111101110000010 |
3 | 21101221001001000121 |
4 | 2222333113232002 |
5 | 21333344121241 |
6 | 1152355010454 |
7 | 131042610253 |
oct | 25277275602 |
9 | 7357031017 |
10 | 2868738946 |
11 | 1242368037 |
12 | 680899a2a |
13 | 369446a88 |
14 | 1d2dd8b2a |
15 | 11bcb6ad1 |
hex | aafd7b82 |
2868738946 has 32 divisors (see below), whose sum is σ = 4527452160. Its totient is φ = 1361480400.
The previous prime is 2868738941. The next prime is 2868738949. The reversal of 2868738946 is 6498378682.
It is not an unprimeable number, because it can be changed into a prime (2868738941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2966155 + ... + 2967121.
It is an arithmetic number, because the mean of its divisors is an integer number (141482880).
Almost surely, 22868738946 is an apocalyptic number.
2868738946 is a deficient number, since it is larger than the sum of its proper divisors (1658713214).
2868738946 is a wasteful number, since it uses less digits than its factorization.
2868738946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1870.
The product of its digits is 27869184, while the sum is 61.
The square root of 2868738946 is about 53560.6100226650. The cubic root of 2868738946 is about 1420.9005307477.
The spelling of 2868738946 in words is "two billion, eight hundred sixty-eight million, seven hundred thirty-eight thousand, nine hundred forty-six".
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