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487906653 = 31312510427
BaseRepresentation
bin11101000101001…
…101110101011101
31021000002020002210
4131011031311131
51444401003103
6120225311033
715043065243
oct3505156535
91230066083
10487906653
11230457543
12117495479
137a10c780
1448b28793
152cc79e03
hex1d14dd5d

487906653 has 8 divisors (see below), whose sum is σ = 700583968. Its totient is φ = 300250224.

The previous prime is 487906651. The next prime is 487906673. The reversal of 487906653 is 356609784.

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

It is not a de Polignac number, because 487906653 - 21 = 487906651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487906651) 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 7 ways as a sum of consecutive naturals, for example, 6255175 + ... + 6255252.

It is an arithmetic number, because the mean of its divisors is an integer number (87572996).

Almost surely, 2487906653 is an apocalyptic number.

It is an amenable number.

487906653 is a deficient number, since it is larger than the sum of its proper divisors (212677315).

487906653 is a wasteful number, since it uses less digits than its factorization.

487906653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12510443.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 487906653 is about 22088.6091232563. The cubic root of 487906653 is about 787.2492339381.

The spelling of 487906653 in words is "four hundred eighty-seven million, nine hundred six thousand, six hundred fifty-three".

Divisors: 1 3 13 39 12510427 37531281 162635551 487906653