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5144641 = 43911719
BaseRepresentation
bin10011101000000001000001
3100200101010021
4103220001001
52304112031
6302133441
761504645
oct23500101
910611107
105144641
1129a4277
121881281
1310b1888
1497cc25
156b9511
hex4e8041

5144641 has 4 divisors (see below), whose sum is σ = 5156800. Its totient is φ = 5132484.

The previous prime is 5144621. The next prime is 5144647. The reversal of 5144641 is 1464415.

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 5144641 - 213 = 5136449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5144647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5421 + ... + 6298.

It is an arithmetic number, because the mean of its divisors is an integer number (1289200).

Almost surely, 25144641 is an apocalyptic number.

It is an amenable number.

5144641 is a deficient number, since it is larger than the sum of its proper divisors (12159).

5144641 is a wasteful number, since it uses less digits than its factorization.

5144641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12158.

The product of its digits is 1920, while the sum is 25.

The square root of 5144641 is about 2268.1801074871. The cubic root of 5144641 is about 172.6308298257.

The spelling of 5144641 in words is "five million, one hundred forty-four thousand, six hundred forty-one".

Divisors: 1 439 11719 5144641