Base | Representation |
---|---|
bin | 110011110001… |
… | …100001100000 |
3 | 221112112112210 |
4 | 303301201200 |
5 | 11433302232 |
6 | 1202522120 |
7 | 223235034 |
oct | 63614140 |
9 | 27475483 |
10 | 13572192 |
11 | 772aa97 |
12 | 4666340 |
13 | 2a727aa |
14 | 1b341c4 |
15 | 12d15cc |
hex | cf1860 |
13572192 has 48 divisors (see below), whose sum is σ = 36599472. Its totient is φ = 4400640.
The previous prime is 13572173. The next prime is 13572193. The reversal of 13572192 is 29127531.
It is a tau number, because it is divible by the number of its divisors (48).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13572193) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642 + ... + 5462.
It is an arithmetic number, because the mean of its divisors is an integer number (762489).
Almost surely, 213572192 is an apocalyptic number.
13572192 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 13572192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18299736).
13572192 is an abundant number, since it is smaller than the sum of its proper divisors (23027280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13572192 is a wasteful number, since it uses less digits than its factorization.
13572192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3871 (or 3863 counting only the distinct ones).
The product of its digits is 3780, while the sum is 30.
The square root of 13572192 is about 3684.0456023236. The cubic root of 13572192 is about 238.5338392360.
It can be divided in two parts, 135 and 72192, that added together give a palindrome (72327).
The spelling of 13572192 in words is "thirteen million, five hundred seventy-two thousand, one hundred ninety-two".
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