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88899102720 = 2113351372347
BaseRepresentation
bin101001011001011001…
…1001010100000000000
322111110112100022222000
41102302303022200000
52424031132241340
6104501212144000
76265000622331
oct1226263124000
9274415308860
1088899102720
113477a25372a
1215290168000
1384c9a1907c
144434a08288
1524a48b9d30
hex14b2cca800

88899102720 has 384 divisors, whose sum is σ = 318450787200. Its totient is φ = 23523360768.

The previous prime is 88899102713. The next prime is 88899102731. The reversal of 88899102720 is 2720199888.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-3 number, since 3×888991027203 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37876587 + ... + 37878933.

It is an arithmetic number, because the mean of its divisors is an integer number (829298925).

Almost surely, 288899102720 is an apocalyptic number.

88899102720 is a gapful number since it is divisible by the number (80) 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 88899102720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159225393600).

88899102720 is an abundant number, since it is smaller than the sum of its proper divisors (229551684480).

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

88899102720 is a wasteful number, since it uses less digits than its factorization.

88899102720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520 (or 2494 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 54.

The spelling of 88899102720 in words is "eighty-eight billion, eight hundred ninety-nine million, one hundred two thousand, seven hundred twenty".