Base | Representation |
---|---|
bin | 10001001101100… |
… | …11111100010001 |
3 | 101001200212112010 |
4 | 20212303330101 |
5 | 243431020303 |
6 | 22154453133 |
7 | 3402211536 |
oct | 1046637421 |
9 | 331625463 |
10 | 144391953 |
11 | 745618a2 |
12 | 404341a9 |
13 | 23bb7434 |
14 | 15268d8d |
15 | ca22c03 |
hex | 89b3f11 |
144391953 has 8 divisors (see below), whose sum is σ = 200893248. Its totient is φ = 92075984.
The previous prime is 144391927. The next prime is 144391967. The reversal of 144391953 is 359193441.
It is a happy number.
144391953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144391953 - 29 = 144391441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144391903) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046250 + ... + 1046387.
It is an arithmetic number, because the mean of its divisors is an integer number (25111656).
Almost surely, 2144391953 is an apocalyptic number.
It is an amenable number.
144391953 is a deficient number, since it is larger than the sum of its proper divisors (56501295).
144391953 is a wasteful number, since it uses less digits than its factorization.
144391953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2092663.
The product of its digits is 58320, while the sum is 39.
The square root of 144391953 is about 12016.3202770232. The cubic root of 144391953 is about 524.6234070244.
The spelling of 144391953 in words is "one hundred forty-four million, three hundred ninety-one thousand, nine hundred fifty-three".
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