Base | Representation |
---|---|
bin | 10001001000011… |
… | …10010010011111 |
3 | 101000102101202222 |
4 | 20210032102133 |
5 | 243242312224 |
6 | 22132135555 |
7 | 3363354422 |
oct | 1044162237 |
9 | 330371688 |
10 | 143713439 |
11 | 74139041 |
12 | 401675bb |
13 | 23a0a64c |
14 | 1512d9b9 |
15 | c93bb5e |
hex | 890e49f |
143713439 has 16 divisors (see below), whose sum is σ = 153690240. Its totient is φ = 134174880.
The previous prime is 143713433. The next prime is 143713463. The reversal of 143713439 is 934317341.
It is a cyclic number.
It is not a de Polignac number, because 143713439 - 224 = 126936223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 143713399 and 143713408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143713433) 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 15 ways as a sum of consecutive naturals, for example, 93104 + ... + 94634.
It is an arithmetic number, because the mean of its divisors is an integer number (9605640).
Almost surely, 2143713439 is an apocalyptic number.
143713439 is a deficient number, since it is larger than the sum of its proper divisors (9976801).
143713439 is a wasteful number, since it uses less digits than its factorization.
143713439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1670.
The product of its digits is 27216, while the sum is 35.
The square root of 143713439 is about 11988.0540122240. The cubic root of 143713439 is about 523.8003617155.
The spelling of 143713439 in words is "one hundred forty-three million, seven hundred thirteen thousand, four hundred thirty-nine".
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