Base | Representation |
---|---|
bin | 1101111101111… |
… | …01010100010101 |
3 | 22011110201102122 |
4 | 12332331110111 |
5 | 214443324011 |
6 | 15343145325 |
7 | 2621622602 |
oct | 676752425 |
9 | 264421378 |
10 | 117167381 |
11 | 60157651 |
12 | 332a5245 |
13 | 1b374816 |
14 | 117bd6a9 |
15 | a4463db |
hex | 6fbd515 |
117167381 has 12 divisors (see below), whose sum is σ = 122732736. Its totient is φ = 111802080.
The previous prime is 117167363. The next prime is 117167411. The reversal of 117167381 is 183761711.
It is not a de Polignac number, because 117167381 - 214 = 117150997 is a prime.
It is a super-2 number, since 2×1171673812 = 27456390340798322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117167881) 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 11 ways as a sum of consecutive naturals, for example, 78266 + ... + 79748.
It is an arithmetic number, because the mean of its divisors is an integer number (10227728).
Almost surely, 2117167381 is an apocalyptic number.
It is an amenable number.
117167381 is a deficient number, since it is larger than the sum of its proper divisors (5565355).
117167381 is an equidigital number, since it uses as much as digits as its factorization.
117167381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1612 (or 1571 counting only the distinct ones).
The product of its digits is 7056, while the sum is 35.
The square root of 117167381 is about 10824.3882506126. The cubic root of 117167381 is about 489.3304488421.
The spelling of 117167381 in words is "one hundred seventeen million, one hundred sixty-seven thousand, three hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •