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57289560000 = 263541925127
BaseRepresentation
bin110101010110101110…
…010100111111000000
312110212121102012001120
4311112232110333000
51414312111410000
642152442032240
74065455140161
oct652656247700
9173777365046
1057289560000
1122329510402
12b12a1a8680
13553005983a
142ab6903768
1517548096a0
hexd56b94fc0

57289560000 has 280 divisors, whose sum is σ = 199389674880. Its totient is φ = 14472576000.

The previous prime is 57289559993. The next prime is 57289560017. The reversal of 57289560000 is 6598275.

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 39 ways as a sum of consecutive naturals, for example, 2267437 + ... + 2292563.

Almost surely, 257289560000 is an apocalyptic number.

57289560000 is a gapful number since it is divisible by the number (50) 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 57289560000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99694837440).

57289560000 is an abundant number, since it is smaller than the sum of its proper divisors (142100114880).

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

57289560000 is a wasteful number, since it uses less digits than its factorization.

57289560000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25181 (or 25156 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 57289560000 in words is "fifty-seven billion, two hundred eighty-nine million, five hundred sixty thousand".