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492048318 = 23597119577
BaseRepresentation
bin11101010101000…
…000111110111110
31021021212122101210
4131111000332332
52001431021233
6120454145250
715123225126
oct3525007676
91237778353
10492048318
11232826203
12118952226
137ac2c968
14494c5c86
152d2e7163
hex1d540fbe

492048318 has 32 divisors (see below), whose sum is σ = 1014923520. Its totient is φ = 158957120.

The previous prime is 492048317. The next prime is 492048329. The reversal of 492048318 is 813840294.

It is a super-2 number, since 2×4920483182 = 484223094493258248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492048317) 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 15 ways as a sum of consecutive naturals, for example, 15346 + ... + 34922.

It is an arithmetic number, because the mean of its divisors is an integer number (31716360).

Almost surely, 2492048318 is an apocalyptic number.

492048318 is an abundant number, since it is smaller than the sum of its proper divisors (522875202).

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

492048318 is a wasteful number, since it uses less digits than its factorization.

492048318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19712.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 492048318 is about 22182.1621579142. The cubic root of 492048318 is about 789.4705195321.

The spelling of 492048318 in words is "four hundred ninety-two million, forty-eight thousand, three hundred eighteen".

Divisors: 1 2 3 6 59 71 118 142 177 213 354 426 4189 8378 12567 19577 25134 39154 58731 117462 1155043 1389967 2310086 2779934 3465129 4169901 6930258 8339802 82008053 164016106 246024159 492048318