Base | Representation |
---|---|
bin | 10001001110010… |
… | …11100011011000 |
3 | 101001212210012000 |
4 | 20213023203120 |
5 | 243442114124 |
6 | 22200521000 |
7 | 3403063515 |
oct | 1047134330 |
9 | 331783160 |
10 | 144488664 |
11 | 74618521 |
12 | 40480160 |
13 | 23c1c468 |
14 | 1529230c |
15 | ca416c9 |
hex | 89cb8d8 |
144488664 has 32 divisors (see below), whose sum is σ = 401358000. Its totient is φ = 48162816.
The previous prime is 144488647. The next prime is 144488671. The reversal of 144488664 is 466884441.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334249 + ... + 334680.
Almost surely, 2144488664 is an apocalyptic number.
It is an amenable number.
144488664 is an abundant number, since it is smaller than the sum of its proper divisors (256869336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144488664 is a wasteful number, since it uses less digits than its factorization.
144488664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 668944 (or 668934 counting only the distinct ones).
The product of its digits is 589824, while the sum is 45.
The square root of 144488664 is about 12020.3437554839. The cubic root of 144488664 is about 524.7405084971.
The spelling of 144488664 in words is "one hundred forty-four million, four hundred eighty-eight thousand, six hundred sixty-four".
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