Base | Representation |
---|---|
bin | 10001010100110… |
… | …00111111100001 |
3 | 101010110112110222 |
4 | 20222120333201 |
5 | 244201031040 |
6 | 22230532425 |
7 | 3413200022 |
oct | 1052307741 |
9 | 333415428 |
10 | 145330145 |
11 | 75042764 |
12 | 40807115 |
13 | 2415548c |
14 | 15430c49 |
15 | cb5abb5 |
hex | 8a98fe1 |
145330145 has 8 divisors (see below), whose sum is σ = 183575040. Its totient is φ = 110144880.
The previous prime is 145330099. The next prime is 145330253. The reversal of 145330145 is 541033541.
145330145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145330145 - 226 = 78221281 is a prime.
It is a super-2 number, since 2×1453301452 = 42241702091442050, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764801 + ... + 764990.
It is an arithmetic number, because the mean of its divisors is an integer number (22946880).
Almost surely, 2145330145 is an apocalyptic number.
It is an amenable number.
145330145 is a deficient number, since it is larger than the sum of its proper divisors (38244895).
145330145 is a wasteful number, since it uses less digits than its factorization.
145330145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1529815.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 145330145 is about 12055.2953095310. The cubic root of 145330145 is about 525.7572081840.
Adding to 145330145 its reverse (541033541), we get a palindrome (686363686).
The spelling of 145330145 in words is "one hundred forty-five million, three hundred thirty thousand, one hundred forty-five".
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