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17144141 = 72449163
BaseRepresentation
bin100000101100…
…1100101001101
31012021000100012
41001121211031
513342103031
61411243005
7265502630
oct101314515
935230305
1017144141
11974a713
1258a9465
133723581
1423c3c17
151789b2b
hex105994d

17144141 has 4 divisors (see below), whose sum is σ = 19593312. Its totient is φ = 14694972.

The previous prime is 17144117. The next prime is 17144173. The reversal of 17144141 is 14144171.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14144171 = 94115031.

It is a cyclic number.

It is not a de Polignac number, because 17144141 - 214 = 17127757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17144341) 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 3 ways as a sum of consecutive naturals, for example, 1224575 + ... + 1224588.

It is an arithmetic number, because the mean of its divisors is an integer number (4898328).

Almost surely, 217144141 is an apocalyptic number.

It is an amenable number.

17144141 is a deficient number, since it is larger than the sum of its proper divisors (2449171).

17144141 is an equidigital number, since it uses as much as digits as its factorization.

17144141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449170.

The product of its digits is 448, while the sum is 23.

The square root of 17144141 is about 4140.5483936310. The cubic root of 17144141 is about 257.8528345660.

The spelling of 17144141 in words is "seventeen million, one hundred forty-four thousand, one hundred forty-one".

Divisors: 1 7 2449163 17144141