Base | Representation |
---|---|
bin | 111000011100100011100… |
… | …111101111100101100100 |
3 | 111201211020220120112001022 |
4 | 320130203213233211210 |
5 | 1002023043442330010 |
6 | 12125544430350312 |
7 | 550150034150135 |
oct | 70344347574544 |
9 | 14654226515038 |
10 | 3878953089380 |
11 | 1266066993066 |
12 | 52792565b398 |
13 | 221a25a5b035 |
14 | d5a56d57c8c |
15 | 6ad79158d55 |
hex | 387239ef964 |
3878953089380 has 48 divisors (see below), whose sum is σ = 8643839638896. Its totient is φ = 1457116262400.
The previous prime is 3878953089311. The next prime is 3878953089457. The reversal of 3878953089380 is 839803598783.
It can be written as a sum of positive squares in 8 ways, for example, as 156646557796 + 3722306531584 = 395786^2 + 1929328^2 .
It is a super-2 number, since 2×38789530893802 (a number of 26 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12326771 + ... + 12637530.
It is an arithmetic number, because the mean of its divisors is an integer number (180079992477).
Almost surely, 23878953089380 is an apocalyptic number.
It is an amenable number.
3878953089380 is an abundant number, since it is smaller than the sum of its proper divisors (4764886549516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3878953089380 is a wasteful number, since it uses less digits than its factorization.
3878953089380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24964784 (or 24964782 counting only the distinct ones).
The product of its (nonzero) digits is 313528320, while the sum is 71.
The spelling of 3878953089380 in words is "three trillion, eight hundred seventy-eight billion, nine hundred fifty-three million, eighty-nine thousand, three hundred eighty".
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