Base | Representation |
---|---|
bin | 10001010011010… |
… | …01000111100100 |
3 | 101010002120111021 |
4 | 20221221013210 |
5 | 244123242202 |
6 | 22222420524 |
7 | 3411422230 |
oct | 1051510744 |
9 | 333076437 |
10 | 145134052 |
11 | 74a193a8 |
12 | 40731744 |
13 | 240b714b |
14 | 153bd5c0 |
15 | cb1ca37 |
hex | 8a691e4 |
145134052 has 24 divisors (see below), whose sum is σ = 290618496. Its totient is φ = 62125248.
The previous prime is 145134023. The next prime is 145134053. The reversal of 145134052 is 250431541.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (145134053) 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, 24888 + ... + 30160.
It is an arithmetic number, because the mean of its divisors is an integer number (12109104).
Almost surely, 2145134052 is an apocalyptic number.
It is an amenable number.
145134052 is an abundant number, since it is smaller than the sum of its proper divisors (145484444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145134052 is a wasteful number, since it uses less digits than its factorization.
145134052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6267 (or 6265 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 145134052 is about 12047.1594992347. The cubic root of 145134052 is about 525.5206348461.
Adding to 145134052 its reverse (250431541), we get a palindrome (395565593).
The spelling of 145134052 in words is "one hundred forty-five million, one hundred thirty-four thousand, fifty-two".
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