Base | Representation |
---|---|
bin | 110011011011… |
… | …001101110111 |
3 | 221100220012202 |
4 | 303123031313 |
5 | 11422341243 |
6 | 1200535115 |
7 | 222404456 |
oct | 63331567 |
9 | 27326182 |
10 | 13480823 |
11 | 7678384 |
12 | 462149b |
13 | 2a40025 |
14 | 1b0cb9d |
15 | 12b44b8 |
hex | cdb377 |
13480823 has 12 divisors (see below), whose sum is σ = 14401800. Its totient is φ = 12615696.
The previous prime is 13480807. The next prime is 13480843. The reversal of 13480823 is 32808431.
It is a happy number.
It is not a de Polignac number, because 13480823 - 24 = 13480807 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13480843) 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, 38453 + ... + 38801.
It is an arithmetic number, because the mean of its divisors is an integer number (1200150).
Almost surely, 213480823 is an apocalyptic number.
13480823 is a deficient number, since it is larger than the sum of its proper divisors (920977).
13480823 is a wasteful number, since it uses less digits than its factorization.
13480823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494 (or 475 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 13480823 is about 3671.6240275932. The cubic root of 13480823 is about 237.9973577373.
The spelling of 13480823 in words is "thirteen million, four hundred eighty thousand, eight hundred twenty-three".
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