Search a number
-
+
5257805 = 57150223
BaseRepresentation
bin10100000011101001001101
3100220010100112
4110003221031
52321222210
6304405405
762455610
oct24035115
910803315
105257805
112a712a3
121916865
131121237
149ac177
156dcd05
hex503a4d

5257805 has 8 divisors (see below), whose sum is σ = 7210752. Its totient is φ = 3605328.

The previous prime is 5257793. The next prime is 5257807. The reversal of 5257805 is 5087525.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5257805 - 24 = 5257789 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 (5257807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75077 + ... + 75146.

It is an arithmetic number, because the mean of its divisors is an integer number (901344).

Almost surely, 25257805 is an apocalyptic number.

It is an amenable number.

5257805 is a deficient number, since it is larger than the sum of its proper divisors (1952947).

5257805 is a wasteful number, since it uses less digits than its factorization.

5257805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150235.

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 5257805 is about 2292.9904055621. The cubic root of 5257805 is about 173.8874178140.

The spelling of 5257805 in words is "five million, two hundred fifty-seven thousand, eight hundred five".

Divisors: 1 5 7 35 150223 751115 1051561 5257805