Base | Representation |
---|---|
bin | 110011010000… |
… | …110001111101 |
3 | 221021201120120 |
4 | 303100301331 |
5 | 11420004302 |
6 | 1200005153 |
7 | 222136032 |
oct | 63206175 |
9 | 27251516 |
10 | 13438077 |
11 | 7649254 |
12 | 46007b9 |
13 | 2a26733 |
14 | 1adb389 |
15 | 12a69bc |
hex | cd0c7d |
13438077 has 8 divisors (see below), whose sum is σ = 17984640. Its totient is φ = 8925120.
The previous prime is 13438069. The next prime is 13438079. The reversal of 13438077 is 77083431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13438077 - 23 = 13438069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13438079) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 7452 + ... + 9077.
It is an arithmetic number, because the mean of its divisors is an integer number (2248080).
Almost surely, 213438077 is an apocalyptic number.
It is an amenable number.
13438077 is a deficient number, since it is larger than the sum of its proper divisors (4546563).
13438077 is a wasteful number, since it uses less digits than its factorization.
13438077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16803.
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 13438077 is about 3665.7982759557. The cubic root of 13438077 is about 237.7455381233.
The spelling of 13438077 in words is "thirteen million, four hundred thirty-eight thousand, seventy-seven".
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