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488209135 = 5711375237
BaseRepresentation
bin11101000110010…
…111101011101111
31021000122121000211
4131012113223233
51444440143020
6120240003251
715045465151
oct3506275357
91230577024
10488209135
11230643827
12117600527
137a1b735b
1448ba6ad1
152ccd985a
hex1d197aef

488209135 has 8 divisors (see below), whose sum is σ = 594102816. Its totient is φ = 385066080.

The previous prime is 488209087. The next prime is 488209151. The reversal of 488209135 is 531902884.

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

It is not a de Polignac number, because 488209135 - 211 = 488207087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687264 + ... + 687973.

It is an arithmetic number, because the mean of its divisors is an integer number (74262852).

Almost surely, 2488209135 is an apocalyptic number.

488209135 is a deficient number, since it is larger than the sum of its proper divisors (105893681).

488209135 is a wasteful number, since it uses less digits than its factorization.

488209135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375313.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 488209135 is about 22095.4550756485. The cubic root of 488209135 is about 787.4118876809.

The spelling of 488209135 in words is "four hundred eighty-eight million, two hundred nine thousand, one hundred thirty-five".

Divisors: 1 5 71 355 1375237 6876185 97641827 488209135