Base | Representation |
---|---|
bin | 1001110011100011110101… |
… | …1001101010010100010101 |
3 | 1102011200200011112000201110 |
4 | 2130320331121222110111 |
5 | 2403120300400100234 |
6 | 34532523401045233 |
7 | 2161634044234203 |
oct | 234707531522425 |
9 | 42150604460643 |
10 | 10781398050069 |
11 | 3487402146479 |
12 | 1261610486819 |
13 | 6028b227531a |
14 | 293b72b34073 |
15 | 13a6b00c61e9 |
hex | 9ce3d66a515 |
10781398050069 has 64 divisors (see below), whose sum is σ = 14975259522048. Its totient is φ = 6895653811200.
The previous prime is 10781398050041. The next prime is 10781398050079. The reversal of 10781398050069 is 96005089318701.
It is not a de Polignac number, because 10781398050069 - 27 = 10781398049941 is a prime.
It is a super-2 number, since 2×107813980500692 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10781398050079) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1611325014 + ... + 1611331704.
It is an arithmetic number, because the mean of its divisors is an integer number (233988430032).
Almost surely, 210781398050069 is an apocalyptic number.
It is an amenable number.
10781398050069 is a deficient number, since it is larger than the sum of its proper divisors (4193861471979).
10781398050069 is a wasteful number, since it uses less digits than its factorization.
10781398050069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8098.
The product of its (nonzero) digits is 3265920, while the sum is 57.
The spelling of 10781398050069 in words is "ten trillion, seven hundred eighty-one billion, three hundred ninety-eight million, fifty thousand, sixty-nine".
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