Base | Representation |
---|---|
bin | 1000000101111011011… |
… | …0010110110010011001 |
3 | 111021212020222000202211 |
4 | 2001132312112302121 |
5 | 4234213221322024 |
6 | 143511500555121 |
7 | 13021204501402 |
oct | 2013666266231 |
9 | 437766860684 |
10 | 139030260889 |
11 | 53a64a59863 |
12 | 22b40b52aa1 |
13 | 101589bb780 |
14 | 6a2c91a9a9 |
15 | 393aa1b594 |
hex | 205ed96c99 |
139030260889 has 8 divisors (see below), whose sum is σ = 149729218632. Its totient is φ = 128331920640.
The previous prime is 139030260877. The next prime is 139030260899. The reversal of 139030260889 is 988062030931.
139030260889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 11381262489 + 127648998400 = 106683^2 + 357280^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 139030260889 - 29 = 139030260377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (139030260899) 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 7 ways as a sum of consecutive naturals, for example, 382407 + ... + 651379.
It is an arithmetic number, because the mean of its divisors is an integer number (18716152329).
Almost surely, 2139030260889 is an apocalyptic number.
It is an amenable number.
139030260889 is a deficient number, since it is larger than the sum of its proper divisors (10698957743).
139030260889 is a wasteful number, since it uses less digits than its factorization.
139030260889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308747.
The product of its (nonzero) digits is 559872, while the sum is 49.
The spelling of 139030260889 in words is "one hundred thirty-nine billion, thirty million, two hundred sixty thousand, eight hundred eighty-nine".
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