Base | Representation |
---|---|
bin | 10001010011010… |
… | …11001000111100 |
3 | 101010002222211221 |
4 | 20221223020330 |
5 | 244124023312 |
6 | 22222523124 |
7 | 3411455326 |
oct | 1051531074 |
9 | 333088757 |
10 | 145142332 |
11 | 74a24645 |
12 | 407364a4 |
13 | 240bab4a |
14 | 153c2616 |
15 | cb20207 |
hex | 8a6b23c |
145142332 has 12 divisors (see below), whose sum is σ = 262757880. Its totient is φ = 70068656.
The previous prime is 145142299. The next prime is 145142339. The reversal of 145142332 is 233241541.
It is a junction number, because it is equal to n+sod(n) for n = 145142297 and 145142306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145142339) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 625498 + ... + 625729.
It is an arithmetic number, because the mean of its divisors is an integer number (21896490).
Almost surely, 2145142332 is an apocalyptic number.
It is an amenable number.
145142332 is a deficient number, since it is larger than the sum of its proper divisors (117615548).
145142332 is a wasteful number, since it uses less digits than its factorization.
145142332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1251260 (or 1251258 counting only the distinct ones).
The product of its digits is 2880, while the sum is 25.
The square root of 145142332 is about 12047.5031438054. The cubic root of 145142332 is about 525.5306284303.
Adding to 145142332 its reverse (233241541), we get a palindrome (378383873).
The spelling of 145142332 in words is "one hundred forty-five million, one hundred forty-two thousand, three hundred thirty-two".
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