Base | Representation |
---|---|
bin | 10001001010111… |
… | …11000001000100 |
3 | 101001001012100200 |
4 | 20211133001010 |
5 | 243333402400 |
6 | 22143210500 |
7 | 3366232434 |
oct | 1045370104 |
9 | 331035320 |
10 | 144044100 |
11 | 74344512 |
12 | 402a6a30 |
13 | 23ac4cc5 |
14 | 151b82c4 |
15 | c9a4b00 |
hex | 895f044 |
144044100 has 54 divisors (see below), whose sum is σ = 451501050. Its totient is φ = 38411520.
The previous prime is 144044081. The next prime is 144044123. The reversal of 144044100 is 1440441.
It can be written as a sum of positive squares in 3 ways, for example, as 49449024 + 94595076 = 7032^2 + 9726^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 79125 + ... + 80924.
Almost surely, 2144044100 is an apocalyptic number.
144044100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144044100 is an abundant number, since it is smaller than the sum of its proper divisors (307456950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144044100 is a wasteful number, since it uses less digits than its factorization.
144044100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160069 (or 160059 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 144044100 is about 12001.8373593379. The cubic root of 144044100 is about 524.2017801840.
Adding to 144044100 its reverse (1440441), we get a palindrome (145484541).
Multiplying 144044100 by its reverse (1440441), we get a square (207487027448100 = 144044102).
144044100 divided by its reverse (1440441) gives a square (100 = 102).
The spelling of 144044100 in words is "one hundred forty-four million, forty-four thousand, one hundred".
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