Search a number
-
+
5042523 = 31798873
BaseRepresentation
bin10011001111000101011011
3100111012001010
4103033011123
52242330043
6300025003
760601143
oct23170533
910435033
105042523
112934582
121832163
131077255
14953923
15699133
hex4cf15b

5042523 has 8 divisors (see below), whose sum is σ = 7118928. Its totient is φ = 3163904.

The previous prime is 5042507. The next prime is 5042539. The reversal of 5042523 is 3252405.

It is an interprime number because it is at equal distance from previous prime (5042507) and next prime (5042539).

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

It is not a de Polignac number, because 5042523 - 24 = 5042507 is a prime.

5042523 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5042523.

It is not an unprimeable number, because it can be changed into a prime (5042563) 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 7 ways as a sum of consecutive naturals, for example, 49386 + ... + 49487.

It is an arithmetic number, because the mean of its divisors is an integer number (889866).

Almost surely, 25042523 is an apocalyptic number.

5042523 is a deficient number, since it is larger than the sum of its proper divisors (2076405).

5042523 is a wasteful number, since it uses less digits than its factorization.

5042523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98893.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 5042523 is about 2245.5562785199. The cubic root of 5042523 is about 171.4809822883.

Adding to 5042523 its reverse (3252405), we get a palindrome (8294928).

It can be divided in two parts, 5042 and 523, that added together give a triangular number (5565 = T105).

The spelling of 5042523 in words is "five million, forty-two thousand, five hundred twenty-three".

Divisors: 1 3 17 51 98873 296619 1680841 5042523