Base | Representation |
---|---|
bin | 1001001000000100111101… |
… | …11101001101111111100111 |
3 | 2122001112221222100101111112 |
4 | 10210002132331031333213 |
5 | 10112301302014231033 |
6 | 110403243000055235 |
7 | 4140630301605143 |
oct | 444023675157747 |
9 | 78045858311445 |
10 | 20068754055143 |
11 | 6438124522312 |
12 | 230156116451b |
13 | b2762456b4c1 |
14 | 4d54935c4223 |
15 | 24c07add2c48 |
hex | 12409ef4dfe7 |
20068754055143 has 8 divisors (see below), whose sum is σ = 20595819496560. Its totient is φ = 19543478310720.
The previous prime is 20068754055127. The next prime is 20068754055173. The reversal of 20068754055143 is 34155045786002.
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 20068754055143 - 24 = 20068754055127 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20068754055091 and 20068754055100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20068754055173) 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, 447401528 + ... + 447446381.
It is an arithmetic number, because the mean of its divisors is an integer number (2574477437070).
Almost surely, 220068754055143 is an apocalyptic number.
20068754055143 is a deficient number, since it is larger than the sum of its proper divisors (527065441417).
20068754055143 is an equidigital number, since it uses as much as digits as its factorization.
20068754055143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 894848497.
The product of its (nonzero) digits is 4032000, while the sum is 50.
The spelling of 20068754055143 in words is "twenty trillion, sixty-eight billion, seven hundred fifty-four million, fifty-five thousand, one hundred forty-three".
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