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200489733 = 3247473971
BaseRepresentation
bin10111111001100…
…11101100000101
3111222020221012200
423330303230011
5402311132413
631521105113
74653064113
oct1374635405
9458227180
10200489733
11a31979a4
1257188199
13326c91a2
141c8acab3
1512904573
hexbf33b05

200489733 has 12 divisors (see below), whose sum is σ = 295758528. Its totient is φ = 130815720.

The previous prime is 200489719. The next prime is 200489749. The reversal of 200489733 is 337984002.

It is not a de Polignac number, because 200489733 - 25 = 200489701 is a prime.

It is a super-2 number, since 2×2004897332 = 80392266076822578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200489753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236563 + ... + 237408.

It is an arithmetic number, because the mean of its divisors is an integer number (24646544).

Almost surely, 2200489733 is an apocalyptic number.

It is an amenable number.

200489733 is a deficient number, since it is larger than the sum of its proper divisors (95268795).

200489733 is a wasteful number, since it uses less digits than its factorization.

200489733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474024 (or 474021 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 200489733 is about 14159.4397134915. The cubic root of 200489733 is about 585.2804878915.

The spelling of 200489733 in words is "two hundred million, four hundred eighty-nine thousand, seven hundred thirty-three".

Divisors: 1 3 9 47 141 423 473971 1421913 4265739 22276637 66829911 200489733