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487828263 = 31312508417
BaseRepresentation
bin11101000100111…
…010101100100111
31020222221020120110
4131010322230213
51444341001023
6120223504103
715042320556
oct3504725447
91228836513
10487828263
1123040365a
12117458033
137a0b2ba0
1448b07d9d
152cc61a93
hex1d13ab27

487828263 has 8 divisors (see below), whose sum is σ = 700471408. Its totient is φ = 300201984.

The previous prime is 487828261. The next prime is 487828309. The reversal of 487828263 is 362828784.

It is a happy number.

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

It is not a de Polignac number, because 487828263 - 21 = 487828261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487828261) 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, 6254170 + ... + 6254247.

It is an arithmetic number, because the mean of its divisors is an integer number (87558926).

Almost surely, 2487828263 is an apocalyptic number.

487828263 is a deficient number, since it is larger than the sum of its proper divisors (212643145).

487828263 is a wasteful number, since it uses less digits than its factorization.

487828263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12508433.

The product of its digits is 1032192, while the sum is 48.

The square root of 487828263 is about 22086.8346079740. The cubic root of 487828263 is about 787.2070702903.

The spelling of 487828263 in words is "four hundred eighty-seven million, eight hundred twenty-eight thousand, two hundred sixty-three".

Divisors: 1 3 13 39 12508417 37525251 162609421 487828263