Base | Representation |
---|---|
bin | 10001000110110… |
… | …11001010101001 |
3 | 101000000202112111 |
4 | 20203123022221 |
5 | 243214112131 |
6 | 22123442321 |
7 | 3361523062 |
oct | 1043331251 |
9 | 330022474 |
10 | 143504041 |
11 | 7400578a |
12 | 400863a1 |
13 | 23966245 |
14 | 150b7569 |
15 | c8e9ab1 |
hex | 88db2a9 |
143504041 has 4 divisors (see below), whose sum is σ = 143679232. Its totient is φ = 143328852.
The previous prime is 143504027. The next prime is 143504047. The reversal of 143504041 is 140405341.
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, and also an emirpimes, since its reverse is a distinct semiprime: 140405341 = 3449 ⋅40709.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-143504041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (143504047) 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, 86361 + ... + 88006.
It is an arithmetic number, because the mean of its divisors is an integer number (35919808).
Almost surely, 2143504041 is an apocalyptic number.
It is an amenable number.
143504041 is a deficient number, since it is larger than the sum of its proper divisors (175191).
143504041 is an equidigital number, since it uses as much as digits as its factorization.
143504041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175190.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 143504041 is about 11979.3172176047. The cubic root of 143504041 is about 523.5458365455.
Adding to 143504041 its reverse (140405341), we get a palindrome (283909382).
The spelling of 143504041 in words is "one hundred forty-three million, five hundred four thousand, forty-one".
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