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13801441 = 41932939
BaseRepresentation
bin110100101001…
…011111100001
3221222012000111
4310221133201
512013121231
61211451321
7225211303
oct64513741
927865014
1013801441
117877255
124756b41
132b22c44
141b93973
1513294b1
hexd297e1

13801441 has 4 divisors (see below), whose sum is σ = 13834800. Its totient is φ = 13768084.

The previous prime is 13801393. The next prime is 13801483. The reversal of 13801441 is 14410831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13801441 - 27 = 13801313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13901441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16051 + ... + 16888.

It is an arithmetic number, because the mean of its divisors is an integer number (3458700).

Almost surely, 213801441 is an apocalyptic number.

It is an amenable number.

13801441 is a deficient number, since it is larger than the sum of its proper divisors (33359).

13801441 is an equidigital number, since it uses as much as digits as its factorization.

13801441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33358.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 13801441 is about 3715.0290712187. The cubic root of 13801441 is about 239.8693791535.

The spelling of 13801441 in words is "thirteen million, eight hundred one thousand, four hundred forty-one".

Divisors: 1 419 32939 13801441