Base | Representation |
---|---|
bin | 110011011110010000010… |
… | …0101000011101111100001 |
3 | 221001022011011010122010222 |
4 | 1212330200211003233201 |
5 | 1411401241034101311 |
6 | 23013525353332425 |
7 | 1330051115322026 |
oct | 146744045035741 |
9 | 27038134118128 |
10 | 7074357722081 |
11 | 2288244562521 |
12 | 963084107115 |
13 | 3c4155822650 |
14 | 1a65878bd54d |
15 | c4048696adb |
hex | 66f20943be1 |
7074357722081 has 8 divisors (see below), whose sum is σ = 7618604950824. Its totient is φ = 6530119902720.
The previous prime is 7074357722059. The next prime is 7074357722099. The reversal of 7074357722081 is 1802277534707.
It is a happy number.
7074357722081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1115803491856 + 5958554230225 = 1056316^2 + 2441015^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-7074357722081 is a prime.
It is a super-2 number, since 2×70743577220812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7074357722011) 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, 750416 + ... + 3835601.
It is an arithmetic number, because the mean of its divisors is an integer number (952325618853).
Almost surely, 27074357722081 is an apocalyptic number.
It is an amenable number.
7074357722081 is a deficient number, since it is larger than the sum of its proper divisors (544247228743).
7074357722081 is a wasteful number, since it uses less digits than its factorization.
7074357722081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4704691.
The product of its (nonzero) digits is 4609920, while the sum is 53.
The spelling of 7074357722081 in words is "seven trillion, seventy-four billion, three hundred fifty-seven million, seven hundred twenty-two thousand, eighty-one".
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