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487242152208 = 2432748316979
BaseRepresentation
bin1110001011100011110…
…01010011100100010000
31201120122202001220011100
413011301321103210100
530440332442332313
61011500322144400
750126212650000
oct7056171234420
91646582056140
10487242152208
11178702546639
127a5204b2100
1336c3cca1706
1419822ad0000
15ca1aab5173
hex7171e53910

487242152208 has 300 divisors, whose sum is σ = 1610034294960. Its totient is φ = 137526689664.

The previous prime is 487242152183. The next prime is 487242152209. The reversal of 487242152208 is 802251242784.

487242152208 is a `hidden beast` number, since 4 + 87 + 2 + 42 + 1 + 522 + 0 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (487242152209) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 28688263 + ... + 28705241.

Almost surely, 2487242152208 is an apocalyptic number.

487242152208 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 487242152208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805017147480).

487242152208 is an abundant number, since it is smaller than the sum of its proper divisors (1122792142752).

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

487242152208 is a wasteful number, since it uses less digits than its factorization.

487242152208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17104 (or 17074 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 45.

The spelling of 487242152208 in words is "four hundred eighty-seven billion, two hundred forty-two million, one hundred fifty-two thousand, two hundred eight".