Base | Representation |
---|---|
bin | 110001110010… |
… | …000011000110 |
3 | 220120000022100 |
4 | 301302003012 |
5 | 11320100204 |
6 | 1143412530 |
7 | 215631543 |
oct | 61620306 |
9 | 26500270 |
10 | 13050054 |
11 | 7403776 |
12 | 4454146 |
13 | 291bc34 |
14 | 1a39bca |
15 | 122ba39 |
hex | c720c6 |
13050054 has 24 divisors (see below), whose sum is σ = 28966392. Its totient is φ = 4243680.
The previous prime is 13050053. The next prime is 13050071. The reversal of 13050054 is 45005031.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13050053) 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, 8104 + ... + 9579.
It is an arithmetic number, because the mean of its divisors is an integer number (1206933).
Almost surely, 213050054 is an apocalyptic number.
13050054 is an abundant number, since it is smaller than the sum of its proper divisors (15916338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13050054 is a wasteful number, since it uses less digits than its factorization.
13050054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17732 (or 17729 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 13050054 is about 3612.4858477231. The cubic root of 13050054 is about 235.4348610193.
Adding to 13050054 its reverse (45005031), we get a palindrome (58055085).
The spelling of 13050054 in words is "thirteen million, fifty thousand, fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •