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200992409863680 = 2935291253971971
BaseRepresentation
bin101101101100110100110001…
…001100010100011000000000
3222100122200112121212121102110
4231230310301030110120000
5202321024423411114210
61551250345521015320
760223136200056321
oct5554646114243000
9870580477777373
10200992409863680
1159051447563506
121a661813484540
13881c66cbca6a6
14378c127db4448
1518384192bb420
hexb6cd31314600

200992409863680 has 320 divisors, whose sum is σ = 664766671852800. Its totient is φ = 51744923811840.

The previous prime is 200992409863673. The next prime is 200992409863691. The reversal of 200992409863680 is 86368904299002.

It is a tau number, because it is divible by the number of its divisors (320).

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 2792650095 + ... + 2792722065.

It is an arithmetic number, because the mean of its divisors is an integer number (2077395849540).

Almost surely, 2200992409863680 is an apocalyptic number.

200992409863680 is a gapful number since it is divisible by the number (20) 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 200992409863680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332383335926400).

200992409863680 is an abundant number, since it is smaller than the sum of its proper divisors (463774261989120).

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

200992409863680 is a wasteful number, since it uses less digits than its factorization.

200992409863680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84565 (or 84549 counting only the distinct ones).

The product of its (nonzero) digits is 80621568, while the sum is 66.

The spelling of 200992409863680 in words is "two hundred trillion, nine hundred ninety-two billion, four hundred nine million, eight hundred sixty-three thousand, six hundred eighty".