Base | Representation |
---|---|
bin | 10010110000110001011… |
… | …010001101001001010011 |
3 | 11120020221212102122110202 |
4 | 102300301122031021103 |
5 | 132111011200020341 |
6 | 2424145515445415 |
7 | 162102346611530 |
oct | 22606132151123 |
9 | 4506855378422 |
10 | 1289319141971 |
11 | 4578850524a3 |
12 | 189a6645686b |
13 | 947753405c3 |
14 | 46590c31d87 |
15 | 238113c679b |
hex | 12c3168d253 |
1289319141971 has 8 divisors (see below), whose sum is σ = 1551060622080. Its totient is φ = 1046965919688.
The previous prime is 1289319141947. The next prime is 1289319142003. The reversal of 1289319141971 is 1791419139821.
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 1289319141971 - 26 = 1289319141907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1289319141911) 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, 4847064311 + ... + 4847064576.
It is an arithmetic number, because the mean of its divisors is an integer number (193882577760).
Almost surely, 21289319141971 is an apocalyptic number.
1289319141971 is a deficient number, since it is larger than the sum of its proper divisors (261741480109).
1289319141971 is an equidigital number, since it uses as much as digits as its factorization.
1289319141971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9694128913.
The product of its digits is 979776, while the sum is 56.
The spelling of 1289319141971 in words is "one trillion, two hundred eighty-nine billion, three hundred nineteen million, one hundred forty-one thousand, nine hundred seventy-one".
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