Base | Representation |
---|---|
bin | 110010001000… |
… | …000000110000 |
3 | 220201120201021 |
4 | 302020000300 |
5 | 11330440031 |
6 | 1145345224 |
7 | 216455041 |
oct | 62100060 |
9 | 26646637 |
10 | 13140016 |
11 | 746531a |
12 | 4498214 |
13 | 2950b76 |
14 | 1a608c8 |
15 | 1248511 |
hex | c88030 |
13140016 has 20 divisors (see below), whose sum is σ = 26337600. Its totient is φ = 6343232.
The previous prime is 13140013. The next prime is 13140047. The reversal of 13140016 is 61004131.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is not an unprimeable number, because it can be changed into a prime (13140011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13696 + ... + 14623.
It is an arithmetic number, because the mean of its divisors is an integer number (1316880).
Almost surely, 213140016 is an apocalyptic number.
13140016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
13140016 is an abundant number, since it is smaller than the sum of its proper divisors (13197584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13140016 is a wasteful number, since it uses less digits than its factorization.
13140016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28356 (or 28350 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 13140016 is about 3624.9159990267. The cubic root of 13140016 is about 235.9746214211.
Adding to 13140016 its reverse (61004131), we get a palindrome (74144147).
The spelling of 13140016 in words is "thirteen million, one hundred forty thousand, sixteen".
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