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13463044 = 2272149461
BaseRepresentation
bin110011010110…
…111000000100
3221022222211021
4303112320010
511421304134
61200320524
7222301600
oct63267004
927288737
1013463044
117665a91
124613144
132a34bca
141b06500
1512ae0b4
hexcd6e04

13463044 has 36 divisors (see below), whose sum is σ = 27650700. Its totient is φ = 5718720.

The previous prime is 13463041. The next prime is 13463059. The reversal of 13463044 is 44036431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2822400 + 10640644 = 1680^2 + 3262^2 .

It is not an unprimeable number, because it can be changed into a prime (13463041) 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 11 ways as a sum of consecutive naturals, for example, 28974 + ... + 29434.

It is an arithmetic number, because the mean of its divisors is an integer number (768075).

Almost surely, 213463044 is an apocalyptic number.

13463044 is a gapful number since it is divisible by the number (14) 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 13463044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13825350).

13463044 is an abundant number, since it is smaller than the sum of its proper divisors (14187656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13463044 is a wasteful number, since it uses less digits than its factorization.

13463044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 13463044 is about 3669.2020930987. The cubic root of 13463044 is about 237.8926851828.

Adding to 13463044 its reverse (44036431), we get a palindrome (57499475).

The spelling of 13463044 in words is "thirteen million, four hundred sixty-three thousand, forty-four".

Divisors: 1 2 4 7 14 28 49 98 149 196 298 461 596 922 1043 1844 2086 3227 4172 6454 7301 12908 14602 22589 29204 45178 68689 90356 137378 274756 480823 961646 1923292 3365761 6731522 13463044