Base | Representation |
---|---|
bin | 1001111100001000… |
… | …1000000100011000 |
3 | 20212221120021200222 |
4 | 2133002020010120 |
5 | 20431020302210 |
6 | 1120431215212 |
7 | 123055525211 |
oct | 23702100430 |
9 | 6787507628 |
10 | 2668134680 |
11 | 114a102092 |
12 | 625677508 |
13 | 336a0a723 |
14 | 1b44da408 |
15 | 10938d655 |
hex | 9f088118 |
2668134680 has 32 divisors (see below), whose sum is σ = 6004983600. Its totient is φ = 1066955136.
The previous prime is 2668134661. The next prime is 2668134697. The reversal of 2668134680 is 864318662.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185591 + ... + 199449.
Almost surely, 22668134680 is an apocalyptic number.
2668134680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2668134680 is an abundant number, since it is smaller than the sum of its proper divisors (3336848920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2668134680 is a wasteful number, since it uses less digits than its factorization.
2668134680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18683 (or 18679 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 44.
The square root of 2668134680 is about 51653.9899717340. The cubic root of 2668134680 is about 1386.9769679195.
The spelling of 2668134680 in words is "two billion, six hundred sixty-eight million, one hundred thirty-four thousand, six hundred eighty".
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