Base | Representation |
---|---|
bin | 110001101000… |
… | …010111110010 |
3 | 220110222221100 |
4 | 301220113302 |
5 | 11312313133 |
6 | 1142505230 |
7 | 215405151 |
oct | 61502762 |
9 | 26428840 |
10 | 13010418 |
11 | 7386a13 |
12 | 4435216 |
13 | 2906b95 |
14 | 1a29598 |
15 | 121ee13 |
hex | c685f2 |
13010418 has 24 divisors (see below), whose sum is σ = 28284048. Its totient is φ = 4322232.
The previous prime is 13010411. The next prime is 13010419. The reversal of 13010418 is 81401031.
13010418 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13010418.
It is not an unprimeable number, because it can be changed into a prime (13010411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5205 + ... + 7287.
It is an arithmetic number, because the mean of its divisors is an integer number (1178502).
Almost surely, 213010418 is an apocalyptic number.
13010418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
13010418 is an abundant number, since it is smaller than the sum of its proper divisors (15273630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13010418 is a wasteful number, since it uses less digits than its factorization.
13010418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2438 (or 2435 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 13010418 is about 3606.9957027976. The cubic root of 13010418 is about 235.1962627825.
Adding to 13010418 its reverse (81401031), we get a palindrome (94411449).
The spelling of 13010418 in words is "thirteen million, ten thousand, four hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 5.068 sec. • engine limits •