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498315144 = 23320763131
BaseRepresentation
bin11101101100111…
…010111110001000
31021201200000212110
4131230322332020
52010032041034
6121240342320
715230415555
oct3554727610
91251600773
10498315144
112363165a8
1211aa749a0
137c315242
144a277a2c
152db33de9
hex1db3af88

498315144 has 16 divisors (see below), whose sum is σ = 1245787920. Its totient is φ = 166105040.

The previous prime is 498315143. The next prime is 498315187. The reversal of 498315144 is 441513894.

It is not an unprimeable number, because it can be changed into a prime (498315143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10381542 + ... + 10381589.

It is an arithmetic number, because the mean of its divisors is an integer number (77861745).

Almost surely, 2498315144 is an apocalyptic number.

It is an amenable number.

498315144 is an abundant number, since it is smaller than the sum of its proper divisors (747472776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498315144 is a wasteful number, since it uses less digits than its factorization.

498315144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20763140 (or 20763136 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 498315144 is about 22322.9734578528. The cubic root of 498315144 is about 792.8080086611.

The spelling of 498315144 in words is "four hundred ninety-eight million, three hundred fifteen thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 20763131 41526262 62289393 83052524 124578786 166105048 249157572 498315144