Base | Representation |
---|---|
bin | 1001111100000110… |
… | …1110000011000100 |
3 | 20212221100212111120 |
4 | 2133001232003010 |
5 | 20431003344400 |
6 | 1120425033540 |
7 | 123054602403 |
oct | 23701560304 |
9 | 6787325446 |
10 | 2668028100 |
11 | 114a03a001 |
12 | 6256258b0 |
13 | 3369a106a |
14 | 1b44ad63a |
15 | 10936bca0 |
hex | 9f06e0c4 |
2668028100 has 36 divisors (see below), whose sum is σ = 7719495504. Its totient is φ = 711474080.
The previous prime is 2668028081. The next prime is 2668028107. The reversal of 2668028100 is 18208662.
It is a super-2 number, since 2×26680281002 = 14236747884779220000, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2668028107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4446414 + ... + 4447013.
Almost surely, 22668028100 is an apocalyptic number.
2668028100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2668028100 is an abundant number, since it is smaller than the sum of its proper divisors (5051467404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2668028100 is a wasteful number, since it uses less digits than its factorization.
2668028100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8893444 (or 8893437 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 2668028100 is about 51652.9582889499. The cubic root of 2668028100 is about 1386.9584998396.
The spelling of 2668028100 in words is "two billion, six hundred sixty-eight million, twenty-eight thousand, one hundred".
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