Base | Representation |
---|---|
bin | 11111001000110010010… |
… | …11000100001011110011 |
3 | 10210021112000121220210100 |
4 | 33210121023010023303 |
5 | 120012043003002302 |
6 | 2135254025403443 |
7 | 140203233023046 |
oct | 17443113041363 |
9 | 3707460556710 |
10 | 1069869187827 |
11 | 3828022a0930 |
12 | 153421039583 |
13 | 79b715a1b2b |
14 | 39ad392ac5d |
15 | 1cc6a637d1c |
hex | f9192c42f3 |
1069869187827 has 24 divisors (see below), whose sum is σ = 1708948386288. Its totient is φ = 639523296000.
The previous prime is 1069869187771. The next prime is 1069869187831. The reversal of 1069869187827 is 7287819689601.
1069869187827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1069869187827 - 223 = 1069860799219 is a prime.
It is a super-2 number, since 2×10698691878272 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1069869187627) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74011674 + ... + 74026127.
It is an arithmetic number, because the mean of its divisors is an integer number (71206182762).
Almost surely, 21069869187827 is an apocalyptic number.
1069869187827 is a deficient number, since it is larger than the sum of its proper divisors (639079198461).
1069869187827 is a wasteful number, since it uses less digits than its factorization.
1069869187827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148037891 (or 148037888 counting only the distinct ones).
The product of its (nonzero) digits is 146313216, while the sum is 72.
The spelling of 1069869187827 in words is "one trillion, sixty-nine billion, eight hundred sixty-nine million, one hundred eighty-seven thousand, eight hundred twenty-seven".
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