Base | Representation |
---|---|
bin | 100110110000000… |
… | …0001011011111101 |
3 | 10100121122001010200 |
4 | 1031200001123331 |
5 | 10130330141000 |
6 | 333004354113 |
7 | 44135600352 |
oct | 11540013375 |
9 | 3317561120 |
10 | 1300240125 |
11 | 607a51718 |
12 | 303545939 |
13 | 1794c0372 |
14 | c4984629 |
15 | 7923b500 |
hex | 4d8016fd |
1300240125 has 48 divisors (see below), whose sum is σ = 2407325232. Its totient is φ = 674697600.
The previous prime is 1300240103. The next prime is 1300240127. The reversal of 1300240125 is 5210420031.
1300240125 is a `hidden beast` number, since 1 + 300 + 240 + 125 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 33663204 + 1266576921 = 5802^2 + 35589^2 .
It is not a de Polignac number, because 1300240125 - 28 = 1300239869 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1300240098 and 1300240107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1300240127) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26007 + ... + 57243.
It is an arithmetic number, because the mean of its divisors is an integer number (50152609).
Almost surely, 21300240125 is an apocalyptic number.
1300240125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1300240125 is a deficient number, since it is larger than the sum of its proper divisors (1107085107).
1300240125 is a wasteful number, since it uses less digits than its factorization.
1300240125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31295 (or 31282 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 1300240125 is about 36058.8425355002. The cubic root of 1300240125 is about 1091.4600765436.
Adding to 1300240125 its reverse (5210420031), we get a palindrome (6510660156).
The spelling of 1300240125 in words is "one billion, three hundred million, two hundred forty thousand, one hundred twenty-five".
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