Base | Representation |
---|---|
bin | 10001010010110… |
… | …00010100011011 |
3 | 101002222002002210 |
4 | 20221120110123 |
5 | 244114041433 |
6 | 22221130203 |
7 | 3411014511 |
oct | 1051302433 |
9 | 332862083 |
10 | 145065243 |
11 | 74981734 |
12 | 406b9963 |
13 | 24091a2b |
14 | 153a24b1 |
15 | cb07463 |
hex | 8a5851b |
145065243 has 8 divisors (see below), whose sum is σ = 194337856. Its totient is φ = 96251400.
The previous prime is 145065241. The next prime is 145065253. The reversal of 145065243 is 342560541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145065243 - 21 = 145065241 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 145065243.
It is not an unprimeable number, because it can be changed into a prime (145065241) 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, 113953 + ... + 115218.
It is an arithmetic number, because the mean of its divisors is an integer number (24292232).
Almost surely, 2145065243 is an apocalyptic number.
145065243 is a deficient number, since it is larger than the sum of its proper divisors (49272613).
145065243 is a wasteful number, since it uses less digits than its factorization.
145065243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229385.
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 145065243 is about 12044.3033422444. The cubic root of 145065243 is about 525.4375707982.
The spelling of 145065243 in words is "one hundred forty-five million, sixty-five thousand, two hundred forty-three".
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