Base | Representation |
---|---|
bin | 101010000010011101110… |
… | …000001110101011110100 |
3 | 101020011122221120112000012 |
4 | 222002131300032223310 |
5 | 334312343330021014 |
6 | 10051043124035352 |
7 | 415466521461506 |
oct | 52023560165364 |
9 | 11204587515005 |
10 | 2888864688884 |
11 | a14184893619 |
12 | 3a7a6ab32b58 |
13 | 17c55a06aa95 |
14 | 9db71021d76 |
15 | 5022cb3cc3e |
hex | 2a09dc0eaf4 |
2888864688884 has 12 divisors (see below), whose sum is σ = 5055937800900. Its totient is φ = 1444311031488.
The previous prime is 2888864688869. The next prime is 2888864688889. The reversal of 2888864688884 is 4888864688882.
It can be written as a sum of positive squares in 2 ways, for example, as 440203056484 + 2448661632400 = 663478^2 + 1564820^2 .
It is a super-2 number, since 2×28888646888842 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2888864688796 and 2888864688805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2888864688889) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30274649 + ... + 30369920.
It is an arithmetic number, because the mean of its divisors is an integer number (421328150075).
Almost surely, 22888864688884 is an apocalyptic number.
It is an amenable number.
2888864688884 is a deficient number, since it is larger than the sum of its proper divisors (2167073112016).
2888864688884 is a wasteful number, since it uses less digits than its factorization.
2888864688884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60656482 (or 60656480 counting only the distinct ones).
The product of its digits is 19327352832, while the sum is 86.
The spelling of 2888864688884 in words is "two trillion, eight hundred eighty-eight billion, eight hundred sixty-four million, six hundred eighty-eight thousand, eight hundred eighty-four".
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