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128906088000 = 2635343124909
BaseRepresentation
bin111100000001101100…
…1101100111001000000
3110022201200112202110120
41320003121230321000
54102444424304000
6135115120500240
712212261445354
oct1700331547100
9408650482416
10128906088000
114a73a142928
1220b9647a680
13c204375c21
14634c0b3464
153546cd16a0
hex1e0366ce40

128906088000 has 224 divisors, whose sum is σ = 435550177920. Its totient is φ = 33575270400.

The previous prime is 128906087987. The next prime is 128906088023. The reversal of 128906088000 is 880609821.

128906088000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 969546 + ... + 1094454.

Almost surely, 2128906088000 is an apocalyptic number.

128906088000 is a gapful number since it is divisible by the number (10) 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 128906088000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217775088960).

128906088000 is an abundant number, since it is smaller than the sum of its proper divisors (306644089920).

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

128906088000 is a wasteful number, since it uses less digits than its factorization.

128906088000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124982 (or 124962 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 128906088000 in words is "one hundred twenty-eight billion, nine hundred six million, eighty-eight thousand".