Base | Representation |
---|---|
bin | 110011011011… |
… | …001000011111 |
3 | 221100212202000 |
4 | 303123020133 |
5 | 11422333404 |
6 | 1200533343 |
7 | 222403455 |
oct | 63331037 |
9 | 27325660 |
10 | 13480479 |
11 | 76780a1 |
12 | 4621253 |
13 | 2a3cb1c |
14 | 1b0c9d5 |
15 | 12b4339 |
hex | cdb21f |
13480479 has 8 divisors (see below), whose sum is σ = 19971120. Its totient is φ = 8986968.
The previous prime is 13480463. The next prime is 13480499. The reversal of 13480479 is 97408431.
It is a happy number.
It is not a de Polignac number, because 13480479 - 24 = 13480463 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13480409) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249612 + ... + 249665.
It is an arithmetic number, because the mean of its divisors is an integer number (2496390).
Almost surely, 213480479 is an apocalyptic number.
13480479 is a deficient number, since it is larger than the sum of its proper divisors (6490641).
13480479 is an equidigital number, since it uses as much as digits as its factorization.
13480479 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 499286 (or 499280 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 13480479 is about 3671.5771815393. The cubic root of 13480479 is about 237.9953333360.
The spelling of 13480479 in words is "thirteen million, four hundred eighty thousand, four hundred seventy-nine".
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