Base | Representation |
---|---|
bin | 1010000000100000… |
… | …1000011001000000 |
3 | 20221020002122002110 |
4 | 2200020020121000 |
5 | 21000220023310 |
6 | 1122324415320 |
7 | 123400516635 |
oct | 24010103100 |
9 | 6836078073 |
10 | 2686486080 |
11 | 11594a6833 |
12 | 62b847540 |
13 | 33a764645 |
14 | 1b6b1618c |
15 | 10acb5d20 |
hex | a0208640 |
2686486080 has 112 divisors (see below), whose sum is σ = 8543787840. Its totient is φ = 715204608.
The previous prime is 2686486051. The next prime is 2686486097. The reversal of 2686486080 is 806846862.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 678667 + ... + 682613.
It is an arithmetic number, because the mean of its divisors is an integer number (76283820).
Almost surely, 22686486080 is an apocalyptic number.
2686486080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2686486080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4271893920).
2686486080 is an abundant number, since it is smaller than the sum of its proper divisors (5857301760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2686486080 is a wasteful number, since it uses less digits than its factorization.
2686486080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4676 (or 4666 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 48.
The square root of 2686486080 is about 51831.3233479524. The cubic root of 2686486080 is about 1390.1495758849.
The spelling of 2686486080 in words is "two billion, six hundred eighty-six million, four hundred eighty-six thousand, eighty".
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