Base | Representation |
---|---|
bin | 110011101100… |
… | …001010000000 |
3 | 221111102101120 |
4 | 303230022000 |
5 | 11432101313 |
6 | 1202232240 |
7 | 223113660 |
oct | 63541200 |
9 | 27442346 |
10 | 13550208 |
11 | 7715521 |
12 | 4655680 |
13 | 2a65799 |
14 | 1b2a1a0 |
15 | 12c9d23 |
hex | cec280 |
13550208 has 96 divisors (see below), whose sum is σ = 41722080. Its totient is φ = 3816960.
The previous prime is 13550183. The next prime is 13550219. The reversal of 13550208 is 80205531.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190813 + ... + 190883.
It is an arithmetic number, because the mean of its divisors is an integer number (434605).
Almost surely, 213550208 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13550208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20861040).
13550208 is an abundant number, since it is smaller than the sum of its proper divisors (28171872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13550208 is an frugal number, since it uses more digits than its factorization.
13550208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166 (or 83 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 13550208 is about 3681.0607166957. The cubic root of 13550208 is about 238.4049786507.
Adding to 13550208 its reverse (80205531), we get a palindrome (93755739).
The spelling of 13550208 in words is "thirteen million, five hundred fifty thousand, two hundred eight".
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