Base | Representation |
---|---|
bin | 10001001000110… |
… | …00011101111010 |
3 | 101000111111222002 |
4 | 20210120131322 |
5 | 243300131010 |
6 | 22133101002 |
7 | 3363620111 |
oct | 1044303572 |
9 | 330444862 |
10 | 143755130 |
11 | 741673a2 |
12 | 40187762 |
13 | 23a2360c |
14 | 15140c78 |
15 | c9491a5 |
hex | 891877a |
143755130 has 16 divisors (see below), whose sum is σ = 258940584. Its totient is φ = 57461760.
The previous prime is 143755127. The next prime is 143755141. The reversal of 143755130 is 31557341.
It can be written as a sum of positive squares in 4 ways, for example, as 134397649 + 9357481 = 11593^2 + 3059^2 .
It is a junction number, because it is equal to n+sod(n) for n = 143755093 and 143755102.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 13034 + ... + 21386.
Almost surely, 2143755130 is an apocalyptic number.
143755130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143755130 is a deficient number, since it is larger than the sum of its proper divisors (115185454).
143755130 is a wasteful number, since it uses less digits than its factorization.
143755130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10081.
The product of its (nonzero) digits is 6300, while the sum is 29.
The square root of 143755130 is about 11989.7927421620. The cubic root of 143755130 is about 523.8510079870.
The spelling of 143755130 in words is "one hundred forty-three million, seven hundred fifty-five thousand, one hundred thirty".
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