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5745191 = 49111701
BaseRepresentation
bin10101111010101000100111
3101210212220212
4111322220213
52432321231
6323050035
766555554
oct25725047
911725825
105745191
1132744a1
121b1091b
13126202a
14a97a2b
1578742b
hex57aa27

5745191 has 4 divisors (see below), whose sum is σ = 5757384. Its totient is φ = 5733000.

The previous prime is 5745119. The next prime is 5745197. The reversal of 5745191 is 1915475.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5745191 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5745197) 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, 5360 + ... + 6341.

It is an arithmetic number, because the mean of its divisors is an integer number (1439346).

Almost surely, 25745191 is an apocalyptic number.

5745191 is a deficient number, since it is larger than the sum of its proper divisors (12193).

5745191 is a wasteful number, since it uses less digits than its factorization.

5745191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12192.

The product of its digits is 6300, while the sum is 32.

The square root of 5745191 is about 2396.9128060904. The cubic root of 5745191 is about 179.1024350490.

The spelling of 5745191 in words is "five million, seven hundred forty-five thousand, one hundred ninety-one".

Divisors: 1 491 11701 5745191