Base | Representation |
---|---|
bin | 1001011001000100110… |
… | …1111100110010000100 |
3 | 120102110202202112011020 |
4 | 2112101031330302010 |
5 | 10120421114034413 |
6 | 202042341311140 |
7 | 14441256405330 |
oct | 2262115746204 |
9 | 512422675136 |
10 | 161350143108 |
11 | 62478a49710 |
12 | 2732ba054b0 |
13 | 122a4bb017b |
14 | 7b48d687c0 |
15 | 42e5284c23 |
hex | 259137cc84 |
161350143108 has 96 divisors (see below), whose sum is σ = 470801200128. Its totient is φ = 41782435200.
The previous prime is 161350143091. The next prime is 161350143139. The reversal of 161350143108 is 801341053161.
161350143108 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 42066 + ... + 569622.
It is an arithmetic number, because the mean of its divisors is an integer number (4904179168).
Almost surely, 2161350143108 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 161350143108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235400600064).
161350143108 is an abundant number, since it is smaller than the sum of its proper divisors (309451057020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161350143108 is a wasteful number, since it uses less digits than its factorization.
161350143108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527913 (or 527911 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 33.
Adding to 161350143108 its reverse (801341053161), we get a palindrome (962691196269).
The spelling of 161350143108 in words is "one hundred sixty-one billion, three hundred fifty million, one hundred forty-three thousand, one hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •