Base | Representation |
---|---|
bin | 110011011111… |
… | …111110110100 |
3 | 221101212222121 |
4 | 303133332310 |
5 | 11424002330 |
6 | 1201205324 |
7 | 222515410 |
oct | 63377664 |
9 | 27355877 |
10 | 13500340 |
11 | 7691007 |
12 | 4630844 |
13 | 2a48b89 |
14 | 1b15d40 |
15 | 12ba17a |
hex | cdffb4 |
13500340 has 24 divisors (see below), whose sum is σ = 32401152. Its totient is φ = 4628640.
The previous prime is 13500307. The next prime is 13500343. The reversal of 13500340 is 4300531.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13500343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48076 + ... + 48355.
It is an arithmetic number, because the mean of its divisors is an integer number (1350048).
Almost surely, 213500340 is an apocalyptic number.
13500340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13500340 is an abundant number, since it is smaller than the sum of its proper divisors (18900812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13500340 is a wasteful number, since it uses less digits than its factorization.
13500340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96447 (or 96445 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 13500340 is about 3674.2808820230. The cubic root of 13500340 is about 238.1121567279.
Adding to 13500340 its reverse (4300531), we get a palindrome (17800871).
The spelling of 13500340 in words is "thirteen million, five hundred thousand, three hundred forty".
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