Base | Representation |
---|---|
bin | 110011100101… |
… | …110010101100 |
3 | 221110002122002 |
4 | 303211302230 |
5 | 11430233030 |
6 | 1201511432 |
7 | 222644660 |
oct | 63456254 |
9 | 27402562 |
10 | 13524140 |
11 | 76a7983 |
12 | 4642578 |
13 | 2a56966 |
14 | 1b208a0 |
15 | 12c2245 |
hex | ce5cac |
13524140 has 24 divisors (see below), whose sum is σ = 32458272. Its totient is φ = 4636800.
The previous prime is 13524101. The next prime is 13524149. The reversal of 13524140 is 4142531.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (13524149) 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, 48161 + ... + 48440.
It is an arithmetic number, because the mean of its divisors is an integer number (1352428).
Almost surely, 213524140 is an apocalyptic number.
13524140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13524140 is an abundant number, since it is smaller than the sum of its proper divisors (18934132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13524140 is a wasteful number, since it uses less digits than its factorization.
13524140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96617 (or 96615 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 13524140 is about 3677.5181848633. The cubic root of 13524140 is about 238.2519986972.
Adding to 13524140 its reverse (4142531), we get a palindrome (17666671).
The spelling of 13524140 in words is "thirteen million, five hundred twenty-four thousand, one hundred forty".
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