Base | Representation |
---|---|
bin | 1101010111010… |
… | …01100100111101 |
3 | 21210221120020021 |
4 | 12223221210331 |
5 | 212144341124 |
6 | 15042452141 |
7 | 2530612015 |
oct | 653514475 |
9 | 253846207 |
10 | 112105789 |
11 | 5830a814 |
12 | 31664051 |
13 | 1a2c19b3 |
14 | 10c62c45 |
15 | 9c967e4 |
hex | 6ae993d |
112105789 has 6 divisors (see below), whose sum is σ = 112868574. Its totient is φ = 111344760.
The previous prime is 112105781. The next prime is 112105801. The reversal of 112105789 is 987501211.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 61936900 + 50168889 = 7870^2 + 7083^2 .
It is not a de Polignac number, because 112105789 - 23 = 112105781 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112105781) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142054 + ... + 142840.
It is an arithmetic number, because the mean of its divisors is an integer number (18811429).
Almost surely, 2112105789 is an apocalyptic number.
It is an amenable number.
112105789 is a deficient number, since it is larger than the sum of its proper divisors (762785).
112105789 is an frugal number, since it uses more digits than its factorization.
112105789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1755 (or 968 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 34.
The square root of 112105789 is about 10588.0021250470. The cubic root of 112105789 is about 482.1801708745.
The spelling of 112105789 in words is "one hundred twelve million, one hundred five thousand, seven hundred eighty-nine".
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