Base | Representation |
---|---|
bin | 11010100110001001… |
… | …10100100111000001 |
3 | 1100212002211211122102 |
4 | 31103010310213001 |
5 | 213220320044011 |
6 | 10320505320145 |
7 | 1013560506512 |
oct | 152304644701 |
9 | 40762754572 |
10 | 14278674881 |
11 | 6067a37859 |
12 | 2925a96055 |
13 | 1467281363 |
14 | 9964d8a09 |
15 | 58882d73b |
hex | 3531349c1 |
14278674881 has 2 divisors, whose sum is σ = 14278674882. Its totient is φ = 14278674880.
The previous prime is 14278674869. The next prime is 14278674899. The reversal of 14278674881 is 18847687241.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9710131600 + 4568543281 = 98540^2 + 67591^2 .
It is a cyclic number.
It is not a de Polignac number, because 14278674881 - 218 = 14278412737 is a prime.
It is a super-2 number, since 2×142786748812 (a number of 21 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (14278674811) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7139337440 + 7139337441.
It is an arithmetic number, because the mean of its divisors is an integer number (7139337441).
Almost surely, 214278674881 is an apocalyptic number.
It is an amenable number.
14278674881 is a deficient number, since it is larger than the sum of its proper divisors (1).
14278674881 is an equidigital number, since it uses as much as digits as its factorization.
14278674881 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4816896, while the sum is 56.
The spelling of 14278674881 in words is "fourteen billion, two hundred seventy-eight million, six hundred seventy-four thousand, eight hundred eighty-one".
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