Base | Representation |
---|---|
bin | 10001001100101… |
… | …01010011010101 |
3 | 101001110111100222 |
4 | 20212111103111 |
5 | 243413011303 |
6 | 22152044125 |
7 | 3401146622 |
oct | 1046252325 |
9 | 331414328 |
10 | 144266453 |
11 | 74486581 |
12 | 40393645 |
13 | 23b72286 |
14 | 15235349 |
15 | c9ea938 |
hex | 89954d5 |
144266453 has 4 divisors (see below), whose sum is σ = 147336000. Its totient is φ = 141196908.
The previous prime is 144266431. The next prime is 144266489. The reversal of 144266453 is 354662441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 144266453 - 28 = 144266197 is a prime.
It is a super-2 number, since 2×1442664532 = 41625618922402418, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144263453) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1534703 + ... + 1534796.
It is an arithmetic number, because the mean of its divisors is an integer number (36834000).
Almost surely, 2144266453 is an apocalyptic number.
It is an amenable number.
144266453 is a deficient number, since it is larger than the sum of its proper divisors (3069547).
144266453 is an equidigital number, since it uses as much as digits as its factorization.
144266453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3069546.
The product of its digits is 69120, while the sum is 35.
The square root of 144266453 is about 12011.0970772865. The cubic root of 144266453 is about 524.4713687224.
The spelling of 144266453 in words is "one hundred forty-four million, two hundred sixty-six thousand, four hundred fifty-three".
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