Base | Representation |
---|---|
bin | 1100010010111… |
… | …10011111111001 |
3 | 21012002102210021 |
4 | 12021132133321 |
5 | 202401210023 |
6 | 14122450441 |
7 | 2361511420 |
oct | 611363771 |
9 | 235072707 |
10 | 103147513 |
11 | 53251287 |
12 | 2a663a21 |
13 | 184a6341 |
14 | d9b02b7 |
15 | 90c735d |
hex | 625e7f9 |
103147513 has 16 divisors (see below), whose sum is σ = 121282560. Its totient is φ = 85881600.
The previous prime is 103147511. The next prime is 103147531. The reversal of 103147513 is 315741301.
It is not a de Polignac number, because 103147513 - 21 = 103147511 is a prime.
It is not an unprimeable number, because it can be changed into a prime (103147511) 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 15 ways as a sum of consecutive naturals, for example, 80008 + ... + 81286.
It is an arithmetic number, because the mean of its divisors is an integer number (7580160).
Almost surely, 2103147513 is an apocalyptic number.
It is an amenable number.
103147513 is a deficient number, since it is larger than the sum of its proper divisors (18135047).
103147513 is a wasteful number, since it uses less digits than its factorization.
103147513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1608.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 103147513 is about 10156.1564087995. The cubic root of 103147513 is about 468.9784861086.
Adding to 103147513 its reverse (315741301), we get a palindrome (418888814).
The spelling of 103147513 in words is "one hundred three million, one hundred forty-seven thousand, five hundred thirteen".
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