Base | Representation |
---|---|
bin | 110001101101… |
… | …010000001111 |
3 | 220112000100222 |
4 | 301231100033 |
5 | 11313433130 |
6 | 1143141555 |
7 | 215520356 |
oct | 61552017 |
9 | 26460328 |
10 | 13030415 |
11 | 739aa42 |
12 | 44448bb |
13 | 2913008 |
14 | 1a3299d |
15 | 1225ce5 |
hex | c6d40f |
13030415 has 16 divisors (see below), whose sum is σ = 16964640. Its totient is φ = 9569280.
The previous prime is 13030403. The next prime is 13030453. The reversal of 13030415 is 51403031.
13030415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13030415 - 28 = 13030159 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 13030393 and 13030402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1616 + ... + 5354.
It is an arithmetic number, because the mean of its divisors is an integer number (1060290).
Almost surely, 213030415 is an apocalyptic number.
13030415 is a deficient number, since it is larger than the sum of its proper divisors (3934225).
13030415 is a wasteful number, since it uses less digits than its factorization.
13030415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3802.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 13030415 is about 3609.7666129544. The cubic root of 13030415 is about 235.3166999098.
Adding to 13030415 its reverse (51403031), we get a palindrome (64433446).
The spelling of 13030415 in words is "thirteen million, thirty thousand, four hundred fifteen".
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