Base | Representation |
---|---|
bin | 10001010011010… |
… | …10111011000011 |
3 | 101010002221122000 |
4 | 20221222323003 |
5 | 244124011233 |
6 | 22222515043 |
7 | 3411452616 |
oct | 1051527303 |
9 | 333087560 |
10 | 145141443 |
11 | 74a23a07 |
12 | 40735a83 |
13 | 240ba615 |
14 | 153c217d |
15 | cb1ed13 |
hex | 8a6aec3 |
145141443 has 8 divisors (see below), whose sum is σ = 215024400. Its totient is φ = 96760944.
The previous prime is 145141439. The next prime is 145141453. The reversal of 145141443 is 344141541.
145141443 is a `hidden beast` number, since 1 + 4 + 514 + 144 + 3 = 666.
145141443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145141443 - 22 = 145141439 is a prime.
It is a super-2 number, since 2×1451414432 = 42132076952244498, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5375609 = 145141443 / (1 + 4 + 5 + 1 + 4 + 1 + 4 + 4 + 3).
It is not an unprimeable number, because it can be changed into a prime (145141453) 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, 2687778 + ... + 2687831.
It is an arithmetic number, because the mean of its divisors is an integer number (26878050).
Almost surely, 2145141443 is an apocalyptic number.
145141443 is a deficient number, since it is larger than the sum of its proper divisors (69882957).
145141443 is an equidigital number, since it uses as much as digits as its factorization.
145141443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5375618 (or 5375612 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 145141443 is about 12047.4662481370. The cubic root of 145141443 is about 525.5295554659.
Adding to 145141443 its reverse (344141541), we get a palindrome (489282984).
The spelling of 145141443 in words is "one hundred forty-five million, one hundred forty-one thousand, four hundred forty-three".
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