Base | Representation |
---|---|
bin | 10111000100001001… |
… | …10001111111110010 |
3 | 1011221222111101102011 |
4 | 23202010301333302 |
5 | 200330001320040 |
6 | 5404423113134 |
7 | 615600251521 |
oct | 134204617762 |
9 | 34858441364 |
10 | 12382838770 |
11 | 5284876055 |
12 | 2496ba27aa |
13 | 1224577b43 |
14 | 8567d64b8 |
15 | 4c71943ea |
hex | 2e2131ff2 |
12382838770 has 16 divisors (see below), whose sum is σ = 22290510528. Its totient is φ = 4952824240.
The previous prime is 12382838761. The next prime is 12382838771. The reversal of 12382838770 is 7783828321.
It is a super-2 number, since 2×123828387702 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12382838771) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195315 + ... + 250825.
It is an arithmetic number, because the mean of its divisors is an integer number (1393156908).
Almost surely, 212382838770 is an apocalyptic number.
12382838770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12382838770 is a deficient number, since it is larger than the sum of its proper divisors (9907671758).
12382838770 is a wasteful number, since it uses less digits than its factorization.
12382838770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77825.
The product of its (nonzero) digits is 903168, while the sum is 49.
The spelling of 12382838770 in words is "twelve billion, three hundred eighty-two million, eight hundred thirty-eight thousand, seven hundred seventy".
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