Base | Representation |
---|---|
bin | 1001001000010110011111… |
… | …01100001010000001011111 |
3 | 2122002110020121022012210022 |
4 | 10210023033230022001133 |
5 | 10112430033332204412 |
6 | 110411440300302355 |
7 | 4141412363455325 |
oct | 444131754120137 |
9 | 78073217265708 |
10 | 20078161600607 |
11 | 6441111872480 |
12 | 23033478419bb |
13 | b284935a2656 |
14 | 4d5b06ba5d15 |
15 | 24c42bc63a72 |
hex | 1242cfb0a05f |
20078161600607 has 8 divisors (see below), whose sum is σ = 21903510408912. Its totient is φ = 18252823024000.
The previous prime is 20078161600597. The next prime is 20078161600639. The reversal of 20078161600607 is 70600616187002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20078161600607 - 216 = 20078161535071 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20078161608607) 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, 1879943 + ... + 6609879.
It is an arithmetic number, because the mean of its divisors is an integer number (2737938801114).
Almost surely, 220078161600607 is an apocalyptic number.
20078161600607 is a deficient number, since it is larger than the sum of its proper divisors (1825348808305).
20078161600607 is a wasteful number, since it uses less digits than its factorization.
20078161600607 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5115849.
The product of its (nonzero) digits is 169344, while the sum is 44.
Adding to 20078161600607 its reverse (70600616187002), we get a palindrome (90678777787609).
The spelling of 20078161600607 in words is "twenty trillion, seventy-eight billion, one hundred sixty-one million, six hundred thousand, six hundred seven".
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