Base | Representation |
---|---|
bin | 1101100110001110… |
… | …11110010100000011 |
3 | 200211202022212110000 |
4 | 12303013132110003 |
5 | 104422303020011 |
6 | 3204213211043 |
7 | 345621246105 |
oct | 66307362403 |
9 | 20752285400 |
10 | 7300048131 |
11 | 3106761232 |
12 | 14b8930a83 |
13 | 8c451c90c |
14 | 4d3743575 |
15 | 2cad37356 |
hex | 1b31de503 |
7300048131 has 80 divisors (see below), whose sum is σ = 11702237184. Its totient is φ = 4524417216.
The previous prime is 7300048103. The next prime is 7300048153. The reversal of 7300048131 is 1318400037.
It is not a de Polignac number, because 7300048131 - 25 = 7300048099 is a prime.
It is a super-2 number, since 2×73000481312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 7300048095 and 7300048104.
It is not an unprimeable number, because it can be changed into a prime (7300048331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 23028385 + ... + 23028701.
Almost surely, 27300048131 is an apocalyptic number.
7300048131 is a deficient number, since it is larger than the sum of its proper divisors (4402189053).
7300048131 is a wasteful number, since it uses less digits than its factorization.
7300048131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 662 (or 653 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 7300048131 is about 85440.3191180838. The cubic root of 7300048131 is about 1939.8816779609.
Adding to 7300048131 its reverse (1318400037), we get a palindrome (8618448168).
The spelling of 7300048131 in words is "seven billion, three hundred million, forty-eight thousand, one hundred thirty-one".
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