Base | Representation |
---|---|
bin | 10010100001000000000… |
… | …101010110011001001011 |
3 | 11111122020201201200010020 |
4 | 102201000011112121023 |
5 | 131321321134321013 |
6 | 2412305324151523 |
7 | 160632616664622 |
oct | 22410005263113 |
9 | 4448221650106 |
10 | 1272385463883 |
11 | 450685472516 |
12 | 18671b3985a3 |
13 | 92ca6ccb841 |
14 | 45825c986b9 |
15 | 2316e950623 |
hex | 1284015664b |
1272385463883 has 8 divisors (see below), whose sum is σ = 1706320391568. Its totient is φ = 843353756064.
The previous prime is 1272385463879. The next prime is 1272385463891. The reversal of 1272385463883 is 3883645832721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1272385463883 - 22 = 1272385463879 is a prime.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (1272385463383) 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, 1225804360 + ... + 1225805397.
It is an arithmetic number, because the mean of its divisors is an integer number (213290048946).
Almost surely, 21272385463883 is an apocalyptic number.
1272385463883 is a deficient number, since it is larger than the sum of its proper divisors (433934927685).
1272385463883 is a wasteful number, since it uses less digits than its factorization.
1272385463883 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2451609933.
The product of its digits is 46448640, while the sum is 60.
The spelling of 1272385463883 in words is "one trillion, two hundred seventy-two billion, three hundred eighty-five million, four hundred sixty-three thousand, eight hundred eighty-three".
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