Base | Representation |
---|---|
bin | 1111110011101010… |
… | …1100111101011010 |
3 | 101221201102021112000 |
4 | 3330322230331122 |
5 | 32142232400223 |
6 | 1541015301430 |
7 | 210103001220 |
oct | 37472547532 |
9 | 11851367460 |
10 | 4243246938 |
11 | 1888225257 |
12 | 9a507a876 |
13 | 52813b408 |
14 | 2c3792b10 |
15 | 19c7c3543 |
hex | fceacf5a |
4243246938 has 64 divisors (see below), whose sum is σ = 10858890240. Its totient is φ = 1203087600.
The previous prime is 4243246921. The next prime is 4243246957. The reversal of 4243246938 is 8396423424.
It is a junction number, because it is equal to n+sod(n) for n = 4243246893 and 4243246902.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6673 + ... + 92363.
It is an arithmetic number, because the mean of its divisors is an integer number (169670160).
Almost surely, 24243246938 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4243246938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5429445120).
4243246938 is an abundant number, since it is smaller than the sum of its proper divisors (6615643302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4243246938 is a wasteful number, since it uses less digits than its factorization.
4243246938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85840 (or 85834 counting only the distinct ones).
The product of its digits is 995328, while the sum is 45.
The square root of 4243246938 is about 65140.2098400059. The cubic root of 4243246938 is about 1618.9475125233.
The spelling of 4243246938 in words is "four billion, two hundred forty-three million, two hundred forty-six thousand, nine hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.097 sec. • engine limits •