Base | Representation |
---|---|
bin | 10000100101000… |
… | …11010010100011 |
3 | 100200201001002020 |
4 | 20102203102203 |
5 | 241101041432 |
6 | 21444552523 |
7 | 3306111402 |
oct | 1022432243 |
9 | 320631066 |
10 | 139080867 |
11 | 71564572 |
12 | 3a6b2743 |
13 | 22a77b93 |
14 | 14685639 |
15 | c32422c |
hex | 84a34a3 |
139080867 has 8 divisors (see below), whose sum is σ = 185797824. Its totient is φ = 92542248.
The previous prime is 139080833. The next prime is 139080881. The reversal of 139080867 is 768080931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 139080867 - 218 = 138818723 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (139080467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42753 + ... + 45890.
It is an arithmetic number, because the mean of its divisors is an integer number (23224728).
Almost surely, 2139080867 is an apocalyptic number.
139080867 is a deficient number, since it is larger than the sum of its proper divisors (46716957).
139080867 is an equidigital number, since it uses as much as digits as its factorization.
139080867 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89169.
The product of its (nonzero) digits is 72576, while the sum is 42.
The square root of 139080867 is about 11793.2551486008. The cubic root of 139080867 is about 518.1105827228.
The spelling of 139080867 in words is "one hundred thirty-nine million, eighty thousand, eight hundred sixty-seven".
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