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17128002852 = 22332937612423
BaseRepresentation
bin11111111001110100…
…01001010100100100
31122012200100200211000
433330322021110210
5240034232042402
611511332313300
71144306423242
oct177472112444
948180320730
1017128002852
11729a347064
1233a0172830
1317cc68cb3c
14b86abd792
156a3a5dc1c
hex3fce89524

17128002852 has 192 divisors, whose sum is σ = 47971929600. Its totient is φ = 5273372160.

The previous prime is 17128002833. The next prime is 17128002863. The reversal of 17128002852 is 25820082171.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7067713 + ... + 7070135.

It is an arithmetic number, because the mean of its divisors is an integer number (249853800).

Almost surely, 217128002852 is an apocalyptic number.

17128002852 is a gapful number since it is divisible by the number (12) 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 17128002852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23985964800).

17128002852 is an abundant number, since it is smaller than the sum of its proper divisors (30843926748).

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

17128002852 is a wasteful number, since it uses less digits than its factorization.

17128002852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563 (or 2555 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The spelling of 17128002852 in words is "seventeen billion, one hundred twenty-eight million, two thousand, eight hundred fifty-two".