Base | Representation |
---|---|
bin | 110001101011… |
… | …000011100100 |
3 | 220111120000112 |
4 | 301223003210 |
5 | 11313141122 |
6 | 1143032152 |
7 | 215452205 |
oct | 61530344 |
9 | 26446015 |
10 | 13021412 |
11 | 73941a8 |
12 | 443b658 |
13 | 290bba1 |
14 | 1a2d5ac |
15 | 12232e2 |
hex | c6b0e4 |
13021412 has 24 divisors (see below), whose sum is σ = 23385600. Its totient is φ = 6342336.
The previous prime is 13021399. The next prime is 13021429. The reversal of 13021412 is 21412031.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27893 + ... + 28355.
It is an arithmetic number, because the mean of its divisors is an integer number (974400).
Almost surely, 213021412 is an apocalyptic number.
It is an amenable number.
13021412 is a deficient number, since it is larger than the sum of its proper divisors (10364188).
13021412 is a wasteful number, since it uses less digits than its factorization.
13021412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 635 (or 633 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 13021412 is about 3608.5193639497. The cubic root of 13021412 is about 235.2624922642.
Adding to 13021412 its reverse (21412031), we get a palindrome (34433443).
The spelling of 13021412 in words is "thirteen million, twenty-one thousand, four hundred twelve".
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