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200537660 = 22510026883
BaseRepresentation
bin10111111001111…
…11011000111100
3111222100100221202
423330333120330
5402314201120
631522115032
74653353621
oct1374773074
9458310852
10200537660
11a321aa04
12571aba78
1332714c4b
141c8c2348
1512913875
hexbf3f63c

200537660 has 12 divisors (see below), whose sum is σ = 421129128. Its totient is φ = 80215056.

The previous prime is 200537611. The next prime is 200537707. The reversal of 200537660 is 66735002.

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 3 ways as a sum of consecutive naturals, for example, 5013422 + ... + 5013461.

It is an arithmetic number, because the mean of its divisors is an integer number (35094094).

Almost surely, 2200537660 is an apocalyptic number.

200537660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200537660 is an abundant number, since it is smaller than the sum of its proper divisors (220591468).

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

200537660 is a wasteful number, since it uses less digits than its factorization.

200537660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026892 (or 10026890 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 200537660 is about 14161.1320168975. The cubic root of 200537660 is about 585.3271212073.

The spelling of 200537660 in words is "two hundred million, five hundred thirty-seven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 10026883 20053766 40107532 50134415 100268830 200537660