Base | Representation |
---|---|
bin | 10001010110010… |
… | …10010011111001 |
3 | 101010211210120202 |
4 | 20223022103321 |
5 | 244224012103 |
6 | 22235131545 |
7 | 3415000664 |
oct | 1053122371 |
9 | 333753522 |
10 | 145532153 |
11 | 75170508 |
12 | 408a3bb5 |
13 | 241c6400 |
14 | 154846db |
15 | cb9a988 |
hex | 8aca4f9 |
145532153 has 24 divisors (see below), whose sum is σ = 168828480. Its totient is φ = 125012160.
The previous prime is 145532131. The next prime is 145532171. The reversal of 145532153 is 351235541.
145532153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145532153 - 26 = 145532089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145532183) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195500 + ... + 196242.
It is an arithmetic number, because the mean of its divisors is an integer number (7034520).
Almost surely, 2145532153 is an apocalyptic number.
145532153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
145532153 is a deficient number, since it is larger than the sum of its proper divisors (23296327).
145532153 is a wasteful number, since it uses less digits than its factorization.
145532153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 849 (or 836 counting only the distinct ones).
The product of its digits is 9000, while the sum is 29.
The square root of 145532153 is about 12063.6707929220. The cubic root of 145532153 is about 526.0006951564. Note that the first 3 decimals are identical.
Adding to 145532153 its reverse (351235541), we get a palindrome (496767694).
The spelling of 145532153 in words is "one hundred forty-five million, five hundred thirty-two thousand, one hundred fifty-three".
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