Base | Representation |
---|---|
bin | 10001010010011… |
… | …10100101000001 |
3 | 101002220001101002 |
4 | 20221032211001 |
5 | 244111302340 |
6 | 22220221345 |
7 | 3410460263 |
oct | 1051164501 |
9 | 332801332 |
10 | 145025345 |
11 | 74954763 |
12 | 4069a855 |
13 | 2407981a |
14 | 15391b33 |
15 | caea715 |
hex | 8a4e941 |
145025345 has 16 divisors (see below), whose sum is σ = 176117760. Its totient is φ = 114638400.
The previous prime is 145025297. The next prime is 145025359. The reversal of 145025345 is 543520541.
It is not a de Polignac number, because 145025345 - 224 = 128248129 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172436 + ... + 173274.
It is an arithmetic number, because the mean of its divisors is an integer number (11007360).
Almost surely, 2145025345 is an apocalyptic number.
It is an amenable number.
145025345 is a deficient number, since it is larger than the sum of its proper divisors (31092415).
145025345 is a wasteful number, since it uses less digits than its factorization.
145025345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1216.
The product of its (nonzero) digits is 12000, while the sum is 29.
The square root of 145025345 is about 12042.6469266520. The cubic root of 145025345 is about 525.3893951636.
Adding to 145025345 its reverse (543520541), we get a palindrome (688545886).
The spelling of 145025345 in words is "one hundred forty-five million, twenty-five thousand, three hundred forty-five".
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