Base | Representation |
---|---|
bin | 110100000010… |
… | …010101011000 |
3 | 221200001000000 |
4 | 310002111120 |
5 | 11443003143 |
6 | 1204213000 |
7 | 223642551 |
oct | 64022530 |
9 | 27601000 |
10 | 13641048 |
11 | 77777a3 |
12 | 469a160 |
13 | 2a97c35 |
14 | 1b51328 |
15 | 12e6bd3 |
hex | d02558 |
13641048 has 56 divisors (see below), whose sum is σ = 38364300. Its totient is φ = 4545072.
The previous prime is 13641041. The next prime is 13641073. The reversal of 13641048 is 84014631.
13641048 is a `hidden beast` number, since 13 + 641 + 0 + 4 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13641041) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4663 + ... + 7001.
Almost surely, 213641048 is an apocalyptic number.
13641048 is a gapful number since it is divisible by the number (18) 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 13641048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19182150).
13641048 is an abundant number, since it is smaller than the sum of its proper divisors (24723252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13641048 is an equidigital number, since it uses as much as digits as its factorization.
13641048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2363 (or 2344 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 13641048 is about 3693.3789407533. The cubic root of 13641048 is about 238.9365447220.
Adding to 13641048 its reverse (84014631), we get a palindrome (97655679).
The spelling of 13641048 in words is "thirteen million, six hundred forty-one thousand, forty-eight".
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