Base | Representation |
---|---|
bin | 1001011111011000000000… |
… | …11000001001011010110111 |
3 | 2201220002012002020202100002 |
4 | 10233230000120021122313 |
5 | 10213410212104440203 |
6 | 112215111402141515 |
7 | 4252516346500556 |
oct | 457540030113267 |
9 | 81802162222302 |
10 | 20869252421303 |
11 | 6716666a27970 |
12 | 24107264b189b |
13 | b84c6784a3a0 |
14 | 522111bd7d9d |
15 | 262cccd18d88 |
hex | 12fb006096b7 |
20869252421303 has 8 divisors (see below), whose sum is σ = 24517723124496. Its totient is φ = 17512659374400.
The previous prime is 20869252421293. The next prime is 20869252421357. The reversal of 20869252421303 is 30312425296802.
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 20869252421303 - 210 = 20869252420279 is a prime.
It is a super-2 number, since 2×208692524213032 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20869252421393) 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, 72969413918 + ... + 72969414203.
It is an arithmetic number, because the mean of its divisors is an integer number (3064715390562).
Almost surely, 220869252421303 is an apocalyptic number.
20869252421303 is a deficient number, since it is larger than the sum of its proper divisors (3648470703193).
20869252421303 is a wasteful number, since it uses less digits than its factorization.
20869252421303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145938828145.
The product of its (nonzero) digits is 1244160, while the sum is 47.
The spelling of 20869252421303 in words is "twenty trillion, eight hundred sixty-nine billion, two hundred fifty-two million, four hundred twenty-one thousand, three hundred three".
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