Base | Representation |
---|---|
bin | 10001010100001… |
… | …11011100101100 |
3 | 101010022212220110 |
4 | 20222013130230 |
5 | 244141231114 |
6 | 22225220020 |
7 | 3412450353 |
oct | 1052073454 |
9 | 333285813 |
10 | 145258284 |
11 | 74aa3776 |
12 | 40791610 |
13 | 2412b862 |
14 | 1541299a |
15 | cb44759 |
hex | 8a8772c |
145258284 has 24 divisors (see below), whose sum is σ = 341099248. Its totient is φ = 48110400.
The previous prime is 145258277. The next prime is 145258291. The reversal of 145258284 is 482852541.
It is a happy number.
145258284 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (145258277) and next prime (145258291).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36667 + ... + 40434.
Almost surely, 2145258284 is an apocalyptic number.
It is an amenable number.
145258284 is an abundant number, since it is smaller than the sum of its proper divisors (195840964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145258284 is a wasteful number, since it uses less digits than its factorization.
145258284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77265 (or 77263 counting only the distinct ones).
The product of its digits is 102400, while the sum is 39.
The square root of 145258284 is about 12052.3144665247. The cubic root of 145258284 is about 525.6705373201.
The spelling of 145258284 in words is "one hundred forty-five million, two hundred fifty-eight thousand, two hundred eighty-four".
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