Base | Representation |
---|---|
bin | 110010010100… |
… | …001111100000 |
3 | 220211010102200 |
4 | 302110033200 |
5 | 11334040422 |
6 | 1150413200 |
7 | 220054065 |
oct | 62241740 |
9 | 26733380 |
10 | 13190112 |
11 | 7499a21 |
12 | 4501200 |
13 | 296a900 |
14 | 1a74c6c |
15 | 12582ac |
hex | c943e0 |
13190112 has 108 divisors (see below), whose sum is σ = 40766544. Its totient is φ = 4043520.
The previous prime is 13190083. The next prime is 13190117. The reversal of 13190112 is 21109131.
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 (13190117) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48537 + ... + 48807.
It is an arithmetic number, because the mean of its divisors is an integer number (377468).
Almost surely, 213190112 is an apocalyptic number.
13190112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13190112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20383272).
13190112 is an abundant number, since it is smaller than the sum of its proper divisors (27576432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13190112 is a wasteful number, since it uses less digits than its factorization.
13190112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 313 (or 289 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
The square root of 13190112 is about 3631.8193787687. The cubic root of 13190112 is about 236.2741236809.
Adding to 13190112 its reverse (21109131), we get a palindrome (34299243).
The spelling of 13190112 in words is "thirteen million, one hundred ninety thousand, one hundred twelve".
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