Base | Representation |
---|---|
bin | 110011010100… |
… | …010011010100 |
3 | 221022110100202 |
4 | 303110103110 |
5 | 11420440000 |
6 | 1200200032 |
7 | 222226055 |
oct | 63242324 |
9 | 27273322 |
10 | 13452500 |
11 | 7659076 |
12 | 4609018 |
13 | 2a30179 |
14 | 1b0272c |
15 | 12aadd5 |
hex | cd44d4 |
13452500 has 30 divisors (see below), whose sum is σ = 29423394. Its totient is φ = 5380000.
The previous prime is 13452499. The next prime is 13452503. The reversal of 13452500 is 525431.
It can be written as a sum of positive squares in 5 ways, for example, as 6461764 + 6990736 = 2542^2 + 2644^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13452503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 191 + ... + 5190.
Almost surely, 213452500 is an apocalyptic number.
13452500 is a gapful number since it is divisible by the number (10) 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 13452500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14711697).
13452500 is an abundant number, since it is smaller than the sum of its proper divisors (15970894).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13452500 is an equidigital number, since it uses as much as digits as its factorization.
13452500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5405 (or 5388 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 13452500 is about 3667.7649870187. The cubic root of 13452500 is about 237.8305646206.
Adding to 13452500 its reverse (525431), we get a palindrome (13977931).
The spelling of 13452500 in words is "thirteen million, four hundred fifty-two thousand, five hundred".
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