Base | Representation |
---|---|
bin | 10001000100000… |
… | …11100101101101 |
3 | 100222100112110201 |
4 | 20202003211231 |
5 | 243121122300 |
6 | 22112033501 |
7 | 3355500211 |
oct | 1042034555 |
9 | 328315421 |
10 | 143145325 |
11 | 73890224 |
12 | 3bb32891 |
13 | 2386bb9b |
14 | 15022941 |
15 | c87866a |
hex | 888396d |
143145325 has 12 divisors (see below), whose sum is σ = 179333140. Its totient is φ = 113333760.
The previous prime is 143145319. The next prime is 143145329. The reversal of 143145325 is 523541341.
It can be written as a sum of positive squares in 6 ways, for example, as 18130564 + 125014761 = 4258^2 + 11181^2 .
It is not a de Polignac number, because 143145325 - 25 = 143145293 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 143145293 and 143145302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143145329) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27090 + ... + 31939.
Almost surely, 2143145325 is an apocalyptic number.
It is an amenable number.
143145325 is a deficient number, since it is larger than the sum of its proper divisors (36187815).
143145325 is an equidigital number, since it uses as much as digits as its factorization.
143145325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59136 (or 59131 counting only the distinct ones).
The product of its digits is 7200, while the sum is 28.
The square root of 143145325 is about 11964.3355436063. The cubic root of 143145325 is about 523.1092379917.
Adding to 143145325 its reverse (523541341), we get a palindrome (666686666).
The spelling of 143145325 in words is "one hundred forty-three million, one hundred forty-five thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.651 sec. • engine limits •