Base | Representation |
---|---|
bin | 110011010010… |
… | …001111000000 |
3 | 221022000202010 |
4 | 303102033000 |
5 | 11420202112 |
6 | 1200052520 |
7 | 222162300 |
oct | 63221700 |
9 | 27260663 |
10 | 13444032 |
11 | 7652778 |
12 | 4604140 |
13 | 2a29364 |
14 | 1add600 |
15 | 12a863c |
hex | cd23c0 |
13444032 has 84 divisors (see below), whose sum is σ = 41407080. Its totient is φ = 3838464.
The previous prime is 13444027. The next prime is 13444043. The reversal of 13444032 is 23044431.
It is a tau number, because it is divible by the number of its divisors (84).
It is a Harshad number since it is a multiple of its sum of digits (21).
13444032 is a modest number, since divided by 4032 gives 1344 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8694 + ... + 10122.
Almost surely, 213444032 is an apocalyptic number.
13444032 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 13444032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20703540).
13444032 is an abundant number, since it is smaller than the sum of its proper divisors (27963048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13444032 is a wasteful number, since it uses less digits than its factorization.
13444032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1458 (or 1441 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 13444032 is about 3666.6104238111. The cubic root of 13444032 is about 237.7806514212.
Adding to 13444032 its reverse (23044431), we get a palindrome (36488463).
The spelling of 13444032 in words is "thirteen million, four hundred forty-four thousand, thirty-two".
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