Base | Representation |
---|---|
bin | 1100101100000… |
… | …11100101010111 |
3 | 21102021222021201 |
4 | 12112003211113 |
5 | 204222221033 |
6 | 14321253331 |
7 | 2431524460 |
oct | 626034527 |
9 | 242258251 |
10 | 106445143 |
11 | 550a38a2 |
12 | 2b794247 |
13 | 1908c2bc |
14 | 101cbd67 |
15 | 952947d |
hex | 6583957 |
106445143 has 16 divisors (see below), whose sum is σ = 131955264. Its totient is φ = 83773440.
The previous prime is 106445137. The next prime is 106445161. The reversal of 106445143 is 341544601.
It is a cyclic number.
It is not a de Polignac number, because 106445143 - 217 = 106314071 is a prime.
It is a super-2 number, since 2×1064451432 = 22661136936580898, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (106445123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6030 + ... + 15787.
It is an arithmetic number, because the mean of its divisors is an integer number (8247204).
Almost surely, 2106445143 is an apocalyptic number.
106445143 is a deficient number, since it is larger than the sum of its proper divisors (25510121).
106445143 is a wasteful number, since it uses less digits than its factorization.
106445143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21882.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 106445143 is about 10317.2255475976. The cubic root of 106445143 is about 473.9239063759.
Adding to 106445143 its reverse (341544601), we get a palindrome (447989744).
The spelling of 106445143 in words is "one hundred six million, four hundred forty-five thousand, one hundred forty-three".
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