Base | Representation |
---|---|
bin | 10001000101101… |
… | …00010110111101 |
3 | 100222201200111020 |
4 | 20202310112331 |
5 | 243144020320 |
6 | 22120214353 |
7 | 3360261462 |
oct | 1042642675 |
9 | 328650436 |
10 | 143345085 |
11 | 73a07314 |
12 | 4000a3b9 |
13 | 2390baa0 |
14 | 15075669 |
15 | c8b7940 |
hex | 88b45bd |
143345085 has 64 divisors (see below), whose sum is σ = 266305536. Its totient is φ = 65260800.
The previous prime is 143345077. The next prime is 143345087. The reversal of 143345085 is 580543341.
143345085 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 143345085 - 23 = 143345077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143345087) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138520 + ... + 139550.
It is an arithmetic number, because the mean of its divisors is an integer number (4161024).
Almost surely, 2143345085 is an apocalyptic number.
143345085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
143345085 is a deficient number, since it is larger than the sum of its proper divisors (122960451).
143345085 is a wasteful number, since it uses less digits than its factorization.
143345085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1106.
The product of its (nonzero) digits is 28800, while the sum is 33.
The square root of 143345085 is about 11972.6807775034. The cubic root of 143345085 is about 523.3524587202.
The spelling of 143345085 in words is "one hundred forty-three million, three hundred forty-five thousand, eighty-five".
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