Base | Representation |
---|---|
bin | 10001010100000… |
… | …11111110000001 |
3 | 101010022011100122 |
4 | 20222003332001 |
5 | 244140302113 |
6 | 22225030025 |
7 | 3412360664 |
oct | 1052037601 |
9 | 333264318 |
10 | 145244033 |
11 | 74a93aa0 |
12 | 40785315 |
13 | 2412521c |
14 | 1540b6db |
15 | cb40408 |
hex | 8a83f81 |
145244033 has 8 divisors (see below), whose sum is σ = 158543040. Its totient is φ = 131960880.
The previous prime is 145243991. The next prime is 145244041. The reversal of 145244033 is 330442541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145244033 - 210 = 145243009 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 145243993 and 145244011.
It is not an unprimeable number, because it can be changed into a prime (145244063) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23516 + ... + 29042.
It is an arithmetic number, because the mean of its divisors is an integer number (19817880).
Almost surely, 2145244033 is an apocalyptic number.
It is an amenable number.
145244033 is a deficient number, since it is larger than the sum of its proper divisors (13299007).
145244033 is a wasteful number, since it uses less digits than its factorization.
145244033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7927.
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 145244033 is about 12051.7232377781. The cubic root of 145244033 is about 525.6533459292.
Adding to 145244033 its reverse (330442541), we get a palindrome (475686574).
The spelling of 145244033 in words is "one hundred forty-five million, two hundred forty-four thousand, thirty-three".
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