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200299680 = 25325731641
BaseRepresentation
bin10111111000001…
…01010010100000
3111221220021111200
423330011102200
5402234042210
631513041200
74651343040
oct1374052240
9457807450
10200299680
11a3078129
12570b6200
1332660829
141c85d720
15128b80c0
hexbf054a0

200299680 has 288 divisors, whose sum is σ = 807625728. Its totient is φ = 44236800.

The previous prime is 200299651. The next prime is 200299699. The reversal of 200299680 is 86992002.

It is a tau number, because it is divible by the number of its divisors (288).

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 47 ways as a sum of consecutive naturals, for example, 312160 + ... + 312800.

It is an arithmetic number, because the mean of its divisors is an integer number (2804256).

Almost surely, 2200299680 is an apocalyptic number.

200299680 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 200299680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403812864).

200299680 is an abundant number, since it is smaller than the sum of its proper divisors (607326048).

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

200299680 is a wasteful number, since it uses less digits than its factorization.

200299680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 200299680 is about 14152.7269457162. The cubic root of 200299680 is about 585.0954917533.

The spelling of 200299680 in words is "two hundred million, two hundred ninety-nine thousand, six hundred eighty".