Base | Representation |
---|---|
bin | 10001001110111… |
… | …11111101011000 |
3 | 101002001000211201 |
4 | 20213133331120 |
5 | 244002302443 |
6 | 22202403544 |
7 | 3403562302 |
oct | 1047377530 |
9 | 332030751 |
10 | 144572248 |
11 | 746752a7 |
12 | 405005b4 |
13 | 23c4b512 |
14 | 152b4972 |
15 | ca5b34d |
hex | 89dff58 |
144572248 has 16 divisors (see below), whose sum is σ = 272035080. Its totient is φ = 72029568.
The previous prime is 144572237. The next prime is 144572249. The reversal of 144572248 is 842275441.
It is a super-2 number, since 2×1445722482 = 41802269783547008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144572249) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 29665 + ... + 34192.
Almost surely, 2144572248 is an apocalyptic number.
It is an amenable number.
144572248 is a deficient number, since it is larger than the sum of its proper divisors (127462832).
144572248 is a wasteful number, since it uses less digits than its factorization.
144572248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64146 (or 64142 counting only the distinct ones).
The product of its digits is 71680, while the sum is 37.
The square root of 144572248 is about 12023.8200252665. The cubic root of 144572248 is about 524.8416731947.
The spelling of 144572248 in words is "one hundred forty-four million, five hundred seventy-two thousand, two hundred forty-eight".
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