Base | Representation |
---|---|
bin | 110011000100… |
… | …101011000101 |
3 | 221012012112211 |
4 | 303010223011 |
5 | 11411412420 |
6 | 1154543421 |
7 | 221541325 |
oct | 63045305 |
9 | 27165484 |
10 | 13388485 |
11 | 7614a70 |
12 | 4597b71 |
13 | 2a09ca6 |
14 | 1ac7285 |
15 | 1296e5a |
hex | cc4ac5 |
13388485 has 16 divisors (see below), whose sum is σ = 17619840. Its totient is φ = 9685440.
The previous prime is 13388471. The next prime is 13388491. The reversal of 13388485 is 58488331.
13388485 = T221 + T222 + ... + T449.
It is not a de Polignac number, because 13388485 - 27 = 13388357 is a prime.
It is a super-4 number, since 4×133884854 (a number of 30 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12064 + ... + 13126.
It is an arithmetic number, because the mean of its divisors is an integer number (1101240).
Almost surely, 213388485 is an apocalyptic number.
It is an amenable number.
13388485 is a deficient number, since it is larger than the sum of its proper divisors (4231355).
13388485 is a wasteful number, since it uses less digits than its factorization.
13388485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1308.
The product of its digits is 92160, while the sum is 40.
The square root of 13388485 is about 3659.0278763628. The cubic root of 13388485 is about 237.4527181962.
The spelling of 13388485 in words is "thirteen million, three hundred eighty-eight thousand, four hundred eighty-five".
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