Base | Representation |
---|---|
bin | 110011011001… |
… | …111010100010 |
3 | 221100121220020 |
4 | 303121322202 |
5 | 11422203430 |
6 | 1200454310 |
7 | 222353100 |
oct | 63317242 |
9 | 27317806 |
10 | 13475490 |
11 | 7674376 |
12 | 461a396 |
13 | 2a3a782 |
14 | 1b0ac70 |
15 | 12b2b10 |
hex | cd9ea2 |
13475490 has 96 divisors (see below), whose sum is σ = 38413440. Its totient is φ = 3015936.
The previous prime is 13475477. The next prime is 13475507. The reversal of 13475490 is 9457431.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 130779 + ... + 130881.
It is an arithmetic number, because the mean of its divisors is an integer number (400140).
Almost surely, 213475490 is an apocalyptic number.
13475490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13475490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19206720).
13475490 is an abundant number, since it is smaller than the sum of its proper divisors (24937950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13475490 is a wasteful number, since it uses less digits than its factorization.
13475490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216 (or 209 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 13475490 is about 3670.8977103700. The cubic root of 13475490 is about 237.9659697596.
The spelling of 13475490 in words is "thirteen million, four hundred seventy-five thousand, four hundred ninety".
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