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13441138 = 237672711
BaseRepresentation
bin110011010001…
…100001110010
3221021212202221
4303101201302
511420104023
61200031254
7222150664
oct63214162
927255687
1013441138
117650587
12460252a
132a27c49
141adc534
1512a785d
hexcd1872

13441138 has 16 divisors (see below), whose sum is σ = 21023424. Its totient is φ = 6438960.

The previous prime is 13441133. The next prime is 13441157. The reversal of 13441138 is 83114431.

It is not an unprimeable number, because it can be changed into a prime (13441133) 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 7 ways as a sum of consecutive naturals, for example, 3603 + ... + 6313.

It is an arithmetic number, because the mean of its divisors is an integer number (1313964).

Almost surely, 213441138 is an apocalyptic number.

13441138 is a deficient number, since it is larger than the sum of its proper divisors (7582286).

13441138 is a wasteful number, since it uses less digits than its factorization.

13441138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817.

The product of its digits is 1152, while the sum is 25.

The square root of 13441138 is about 3666.2157601538. The cubic root of 13441138 is about 237.7635884203.

Adding to 13441138 its reverse (83114431), we get a palindrome (96555569).

The spelling of 13441138 in words is "thirteen million, four hundred forty-one thousand, one hundred thirty-eight".

Divisors: 1 2 37 67 74 134 2479 2711 4958 5422 100307 181637 200614 363274 6720569 13441138