Base | Representation |
---|---|
bin | 10001111011111100000111… |
… | …01010010000011110100101 |
3 | 12011122201000001220011220021 |
4 | 20331332003222100132211 |
5 | 20132213021223301010 |
6 | 215515452024035141 |
7 | 11210440446405340 |
oct | 1075760352203645 |
9 | 164581001804807 |
10 | 39442893572005 |
11 | 11627701169040 |
12 | 4510369302ab1 |
13 | 19015ab31c7c1 |
14 | 9a5090c23457 |
15 | 4860009058da |
hex | 23df83a907a5 |
39442893572005 has 128 divisors (see below), whose sum is σ = 61527823948800. Its totient is φ = 23553098956800.
The previous prime is 39442893572003. The next prime is 39442893572111. The reversal of 39442893572005 is 50027539824493.
It is a happy number.
It is not a de Polignac number, because 39442893572005 - 21 = 39442893572003 is a prime.
It is a super-3 number, since 3×394428935720053 (a number of 42 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39442893572003) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 723788539 + ... + 723843031.
It is an arithmetic number, because the mean of its divisors is an integer number (480686124600).
Almost surely, 239442893572005 is an apocalyptic number.
39442893572005 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
39442893572005 is a deficient number, since it is larger than the sum of its proper divisors (22084930376795).
39442893572005 is a wasteful number, since it uses less digits than its factorization.
39442893572005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55055.
The product of its (nonzero) digits is 65318400, while the sum is 61.
The spelling of 39442893572005 in words is "thirty-nine trillion, four hundred forty-two billion, eight hundred ninety-three million, five hundred seventy-two thousand, five".
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