Base | Representation |
---|---|
bin | 10000100110110… |
… | …01000011001111 |
3 | 100201010020010221 |
4 | 20103121003033 |
5 | 241130113241 |
6 | 21453412211 |
7 | 3311016400 |
oct | 1023310317 |
9 | 321106127 |
10 | 139301071 |
11 | 716a4a58 |
12 | 3a79a067 |
13 | 22b24190 |
14 | 147019a7 |
15 | c3695d1 |
hex | 84d90cf |
139301071 has 24 divisors (see below), whose sum is σ = 175272720. Its totient is φ = 109734912.
The previous prime is 139301069. The next prime is 139301081. The reversal of 139301071 is 170103931.
It is not a de Polignac number, because 139301071 - 21 = 139301069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139301051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241135 + ... + 241711.
It is an arithmetic number, because the mean of its divisors is an integer number (7303030).
Almost surely, 2139301071 is an apocalyptic number.
139301071 is a deficient number, since it is larger than the sum of its proper divisors (35971649).
139301071 is a wasteful number, since it uses less digits than its factorization.
139301071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 983 (or 976 counting only the distinct ones).
The product of its (nonzero) digits is 567, while the sum is 25.
The square root of 139301071 is about 11802.5874705507. The cubic root of 139301071 is about 518.3838766367.
The spelling of 139301071 in words is "one hundred thirty-nine million, three hundred one thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •