Base | Representation |
---|---|
bin | 1000000111001110011… |
… | …1111000001010100111 |
3 | 111022202112202222200200 |
4 | 2001303213320022213 |
5 | 4240421432140413 |
6 | 144010231041543 |
7 | 13032636066432 |
oct | 2016347701247 |
9 | 438675688620 |
10 | 139378786983 |
11 | 54123767657 |
12 | 230198102b3 |
13 | 101b2c79b27 |
14 | 6a62d22819 |
15 | 395b413573 |
hex | 20739f82a7 |
139378786983 has 6 divisors (see below), whose sum is σ = 201324914544. Its totient is φ = 92919191316.
The previous prime is 139378786933. The next prime is 139378787047. The reversal of 139378786983 is 389687873931.
139378786983 is a `hidden beast` number, since 1 + 393 + 7 + 87 + 86 + 9 + 83 = 666.
139378786983 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 139378786983 - 212 = 139378782887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139378786933) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7743265935 + ... + 7743265952.
It is an arithmetic number, because the mean of its divisors is an integer number (33554152424).
Almost surely, 2139378786983 is an apocalyptic number.
139378786983 is a deficient number, since it is larger than the sum of its proper divisors (61946127561).
139378786983 is a wasteful number, since it uses less digits than its factorization.
139378786983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15486531893 (or 15486531890 counting only the distinct ones).
The product of its digits is 329204736, while the sum is 72.
The spelling of 139378786983 in words is "one hundred thirty-nine billion, three hundred seventy-eight million, seven hundred eighty-six thousand, nine hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •