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8801225312 = 25111729411237
BaseRepresentation
bin10000011001001100…
…00000101001100000
3211201101001120101212
420030212000221200
5121011103202222
64013200445252
7431050116005
oct101446005140
924641046355
108801225312
113807075930
121857619828
13aa3534939
145d6c718ac
15367a156e2
hex20c980a60

8801225312 has 192 divisors, whose sum is σ = 21226847040. Its totient is φ = 3543859200.

The previous prime is 8801225299. The next prime is 8801225327. The reversal of 8801225312 is 2135221088.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 7114358 + ... + 7115594.

It is an arithmetic number, because the mean of its divisors is an integer number (110556495).

Almost surely, 28801225312 is an apocalyptic number.

8801225312 is a gapful number since it is divisible by the number (82) 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 8801225312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10613423520).

8801225312 is an abundant number, since it is smaller than the sum of its proper divisors (12425621728).

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

8801225312 is a wasteful number, since it uses less digits than its factorization.

8801225312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 8801225312 is about 93814.8459040466. The cubic root of 8801225312 is about 2064.6560495878.

The spelling of 8801225312 in words is "eight billion, eight hundred one million, two hundred twenty-five thousand, three hundred twelve".