Base | Representation |
---|---|
bin | 1111100011001… |
… | …10100011111001 |
3 | 100002110012212020 |
4 | 13301212203321 |
5 | 231343143023 |
6 | 20535505053 |
7 | 3142515534 |
oct | 761464371 |
9 | 302405766 |
10 | 130443513 |
11 | 676a5162 |
12 | 37828189 |
13 | 21042615 |
14 | 13477a1b |
15 | b6b9de3 |
hex | 7c668f9 |
130443513 has 12 divisors (see below), whose sum is σ = 176936688. Its totient is φ = 85481560.
The previous prime is 130443487. The next prime is 130443517. The reversal of 130443513 is 315344031.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-130443513 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (130443517) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4198 + ... + 16688.
It is an arithmetic number, because the mean of its divisors is an integer number (14744724).
Almost surely, 2130443513 is an apocalyptic number.
It is an amenable number.
130443513 is a deficient number, since it is larger than the sum of its proper divisors (46493175).
130443513 is an equidigital number, since it uses as much as digits as its factorization.
130443513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12612 (or 12553 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 130443513 is about 11421.1870223721. The cubic root of 130443513 is about 507.1551369449.
Adding to 130443513 its reverse (315344031), we get a palindrome (445787544).
The spelling of 130443513 in words is "one hundred thirty million, four hundred forty-three thousand, five hundred thirteen".
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