Base | Representation |
---|---|
bin | 101101100110010… |
… | …0101010010111000 |
3 | 10221122000022220221 |
4 | 1123030211102320 |
5 | 11113141301034 |
6 | 411453425424 |
7 | 52625666464 |
oct | 13314452270 |
9 | 3848008827 |
10 | 1530025144 |
11 | 71572859a |
12 | 36849b274 |
13 | 1b4ca582b |
14 | 1072bb4a4 |
15 | 8e4cabb4 |
hex | 5b3254b8 |
1530025144 has 32 divisors (see below), whose sum is σ = 2890581840. Its totient is φ = 759225600.
The previous prime is 1530025117. The next prime is 1530025151. The reversal of 1530025144 is 4415200351.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709572 + ... + 711724.
Almost surely, 21530025144 is an apocalyptic number.
It is an amenable number.
1530025144 is a deficient number, since it is larger than the sum of its proper divisors (1360556696).
1530025144 is a wasteful number, since it uses less digits than its factorization.
1530025144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2791 (or 2787 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 1530025144 is about 39115.5358393567. The cubic root of 1530025144 is about 1152.3016647454.
Adding to 1530025144 its reverse (4415200351), we get a palindrome (5945225495).
It can be divided in two parts, 1530025 and 144, that added together give a square (1530169 = 12372).
The spelling of 1530025144 in words is "one billion, five hundred thirty million, twenty-five thousand, one hundred forty-four".
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