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200010000 = 2435459113
BaseRepresentation
bin10111110101111…
…10100100010000
3111221100120010210
423322332210100
5402200310000
631502524120
74646025351
oct1372764420
9457316123
10200010000
11a299a523
1256b96640
133258ba18
141c7c5d28
151285c350
hexbebe910

200010000 has 200 divisors, whose sum is σ = 662412960. Its totient is φ = 51968000.

The previous prime is 200009989. The next prime is 200010011. The reversal of 200010000 is 10002.

200010000 is a nontrivial binomial coefficient, being equal to C(20001, 2).

It is an interprime number because it is at equal distance from previous prime (200009989) and next prime (200010011).

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (3).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1769944 + ... + 1770056.

Almost surely, 2200010000 is an apocalyptic number.

200010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

200010000 is the 20000-th triangular number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331206480).

200010000 is an abundant number, since it is smaller than the sum of its proper divisors (462402960).

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

200010000 is a wasteful number, since it uses less digits than its factorization.

200010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 3.

The square root of 200010000 is about 14142.4891727022. The cubic root of 200010000 is about 584.8132942059.

Adding to 200010000 its reverse (10002), we get a palindrome (200020002).

The spelling of 200010000 in words is "two hundred million, ten thousand".