Base | Representation |
---|---|
bin | 111000000001… |
… | …110111000101 |
3 | 1000122012201100 |
4 | 320001313011 |
5 | 12230001220 |
6 | 1242450313 |
7 | 235562145 |
oct | 70016705 |
9 | 30565640 |
10 | 14687685 |
11 | 8322091 |
12 | 4b03999 |
13 | 307344c |
14 | 1d44925 |
15 | 1451d90 |
hex | e01dc5 |
14687685 has 36 divisors (see below), whose sum is σ = 26656812. Its totient is φ = 7480704.
The previous prime is 14687683. The next prime is 14687693. The reversal of 14687685 is 58678641.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 12383361 = 1518^2 + 3519^2 .
It is not a de Polignac number, because 14687685 - 21 = 14687683 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 14687685.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14687683) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 23497 + ... + 24113.
It is an arithmetic number, because the mean of its divisors is an integer number (740467).
Almost surely, 214687685 is an apocalyptic number.
14687685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
14687685 is a deficient number, since it is larger than the sum of its proper divisors (11969127).
14687685 is a wasteful number, since it uses less digits than its factorization.
14687685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 674 (or 648 counting only the distinct ones).
The product of its digits is 322560, while the sum is 45.
The square root of 14687685 is about 3832.4515652517. The cubic root of 14687685 is about 244.8975553926.
The spelling of 14687685 in words is "fourteen million, six hundred eighty-seven thousand, six hundred eighty-five".
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