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487688095488 = 28311231243127
BaseRepresentation
bin1110001100011000111…
…10011100011100000000
31201121210211012011100010
413012030132130130000
530442241123023423
61012012452224520
750143236262116
oct7061436343400
91647724164303
10487688095488
11178911241400
127a62590b140
1336cb14aaa89
1419866013ab6
15ca44d01693
hex718c79c700

487688095488 has 648 divisors, whose sum is σ = 1520352970752. Its totient is φ = 138591129600.

The previous prime is 487688095483. The next prime is 487688095523. The reversal of 487688095488 is 884590886784.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487688095483) 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 71 ways as a sum of consecutive naturals, for example, 3840063681 + ... + 3840063807.

Almost surely, 2487688095488 is an apocalyptic number.

487688095488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487688095488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760176485376).

487688095488 is an abundant number, since it is smaller than the sum of its proper divisors (1032664875264).

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

487688095488 is a wasteful number, since it uses less digits than its factorization.

487688095488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 990904320, while the sum is 75.

The spelling of 487688095488 in words is "four hundred eighty-seven billion, six hundred eighty-eight million, ninety-five thousand, four hundred eighty-eight".