Base | Representation |
---|---|
bin | 10111100111101110100011… |
… | …11110011010001000111111 |
3 | 20210220122211110212002001212 |
4 | 23303313101332122020333 |
5 | 23302011331422334141 |
6 | 302250030025155035 |
7 | 13640504054541146 |
oct | 1363672176321077 |
9 | 223818743762055 |
10 | 51942562308671 |
11 | 15606798313291 |
12 | 59aa99702ba7b |
13 | 22ca216334338 |
14 | cb8067a3475d |
15 | 60122a3222eb |
hex | 2f3dd1f9a23f |
51942562308671 has 8 divisors (see below), whose sum is σ = 52310211989760. Its totient is φ = 51576165267928.
The previous prime is 51942562308619. The next prime is 51942562308719. The reversal of 51942562308671 is 17680326524915.
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 51942562308671 - 234 = 51925382439487 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51942562308671.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51942565308671) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313076861 + ... + 313242726.
It is an arithmetic number, because the mean of its divisors is an integer number (6538776498720).
It is a 1-persistent number, because it is pandigital, but 2⋅51942562308671 = 103885124617342 is not.
Almost surely, 251942562308671 is an apocalyptic number.
51942562308671 is a deficient number, since it is larger than the sum of its proper divisors (367649681089).
51942562308671 is a wasteful number, since it uses less digits than its factorization.
51942562308671 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 626320173.
The product of its (nonzero) digits is 21772800, while the sum is 59.
The spelling of 51942562308671 in words is "fifty-one trillion, nine hundred forty-two billion, five hundred sixty-two million, three hundred eight thousand, six hundred seventy-one".
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