Base | Representation |
---|---|
bin | 10110101101100… |
… | …110011101100101 |
3 | 222120000111010200 |
4 | 112231212131211 |
5 | 1240022142043 |
6 | 101451141113 |
7 | 12304616013 |
oct | 2655463545 |
9 | 876014120 |
10 | 381052773 |
11 | 186104652 |
12 | a7744799 |
13 | 60c3941a |
14 | 388718b3 |
15 | 236be7d3 |
hex | 16b66765 |
381052773 has 48 divisors (see below), whose sum is σ = 598094640. Its totient is φ = 232906752.
The previous prime is 381052709. The next prime is 381052783. The reversal of 381052773 is 377250183.
381052773 is a `hidden beast` number, since 381 + 0 + 5 + 277 + 3 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 1855044 + 379197729 = 1362^2 + 19473^2 .
It is not a de Polignac number, because 381052773 - 26 = 381052709 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381052783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1217265 + ... + 1217577.
It is an arithmetic number, because the mean of its divisors is an integer number (12460305).
Almost surely, 2381052773 is an apocalyptic number.
It is an amenable number.
381052773 is a deficient number, since it is larger than the sum of its proper divisors (217041867).
381052773 is a wasteful number, since it uses less digits than its factorization.
381052773 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518 (or 515 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 381052773 is about 19520.5730704813. The cubic root of 381052773 is about 724.9839222752.
The spelling of 381052773 in words is "three hundred eighty-one million, fifty-two thousand, seven hundred seventy-three".
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