Base | Representation |
---|---|
bin | 10001001101010… |
… | …00010011010000 |
3 | 101001121110010011 |
4 | 20212220103100 |
5 | 243423004042 |
6 | 22153444304 |
7 | 3401622532 |
oct | 1046502320 |
9 | 331543104 |
10 | 144344272 |
11 | 74529a96 |
12 | 40410694 |
13 | 23b9b817 |
14 | 15255852 |
15 | ca13a17 |
hex | 89a84d0 |
144344272 has 40 divisors (see below), whose sum is σ = 288731520. Its totient is φ = 69861120.
The previous prime is 144344269. The next prime is 144344309. The reversal of 144344272 is 272443441.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90393 + ... + 91975.
It is an arithmetic number, because the mean of its divisors is an integer number (7218288).
Almost surely, 2144344272 is an apocalyptic number.
It is an amenable number.
144344272 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
144344272 is a wasteful number, since it uses less digits than its factorization.
144344272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1771 (or 1765 counting only the distinct ones).
The product of its digits is 21504, while the sum is 31.
The square root of 144344272 is about 12014.3361031727. The cubic root of 144344272 is about 524.5656537538.
The spelling of 144344272 in words is "one hundred forty-four million, three hundred forty-four thousand, two hundred seventy-two".
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