Base | Representation |
---|---|
bin | 1001001001011110011000… |
… | …11101100100011101011001 |
3 | 2122020010212202001022222102 |
4 | 10210233030131210131121 |
5 | 10114043112102310440 |
6 | 110441302444133145 |
7 | 4144250055644351 |
oct | 444571435443531 |
9 | 78203782038872 |
10 | 20116762150745 |
11 | 645651a878087 |
12 | 230a91ab371b5 |
13 | b2c005739970 |
14 | 4d7929565b61 |
15 | 24d43a963b15 |
hex | 124bcc764759 |
20116762150745 has 8 divisors (see below), whose sum is σ = 25997046471816. Its totient is φ = 14855455126656.
The previous prime is 20116762150721. The next prime is 20116762150763. The reversal of 20116762150745 is 54705126761102.
It can be written as a sum of positive squares in 4 ways, for example, as 2166042175504 + 17950719975241 = 1471748^2 + 4236829^2 .
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 20116762150745 - 28 = 20116762150489 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 20116762150745.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154744324172 + ... + 154744324301.
It is an arithmetic number, because the mean of its divisors is an integer number (3249630808977).
Almost surely, 220116762150745 is an apocalyptic number.
It is an amenable number.
20116762150745 is a deficient number, since it is larger than the sum of its proper divisors (5880284321071).
20116762150745 is a wasteful number, since it uses less digits than its factorization.
20116762150745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309488648491.
The product of its (nonzero) digits is 705600, while the sum is 47.
The spelling of 20116762150745 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-two million, one hundred fifty thousand, seven hundred forty-five".
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