Base | Representation |
---|---|
bin | 1001100000000000100… |
… | …0111110111110101001 |
3 | 120121021110111120001101 |
4 | 2120000020332332221 |
5 | 10133224021043421 |
6 | 202551140321401 |
7 | 14535344364553 |
oct | 2300010767651 |
9 | 517243446041 |
10 | 163211112361 |
11 | 63243466430 |
12 | 2776b0a3261 |
13 | 125105c93cb |
14 | 7c841924d3 |
15 | 43a3833191 |
hex | 260023efa9 |
163211112361 has 8 divisors (see below), whose sum is σ = 178135236864. Its totient is φ = 148301446320.
The previous prime is 163211112329. The next prime is 163211112371.
163211112361 is nontrivially palindromic in base 10.
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 163211112361 - 25 = 163211112329 is a prime.
It is a super-2 number, since 2×1632111123612 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (163211112371) 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 7 ways as a sum of consecutive naturals, for example, 3591001 + ... + 3636166.
It is an arithmetic number, because the mean of its divisors is an integer number (22266904608).
Almost surely, 2163211112361 is an apocalyptic number.
163211112361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
163211112361 is a deficient number, since it is larger than the sum of its proper divisors (14924124503).
163211112361 is a wasteful number, since it uses less digits than its factorization.
163211112361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7229231.
The product of its digits is 1296, while the sum is 28.
It can be divided in two parts, 163211 and 112361, that added together give a palindrome (275572).
The spelling of 163211112361 in words is "one hundred sixty-three billion, two hundred eleven million, one hundred twelve thousand, three hundred sixty-one".
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