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200885893 = 1339312
BaseRepresentation
bin10111111100101…
…00011010000101
3112000000001122021
423332110122011
5402411322033
631533403141
74656334105
oct1376243205
9460001567
10200885893
11a34385aa
12573394b1
13328075c0
141c973205
1512981b2d
hexbf94685

200885893 has 6 divisors (see below), whose sum is σ = 216393702. Its totient is φ = 185385960.

The previous prime is 200885873. The next prime is 200885903. The reversal of 200885893 is 398588002.

It can be written as a sum of positive squares in only one way, i.e., 139074849 + 61811044 = 11793^2 + 7862^2 .

It is not a de Polignac number, because 200885893 - 221 = 198788741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200885873) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49138 + ... + 53068.

It is an arithmetic number, because the mean of its divisors is an integer number (36065617).

Almost surely, 2200885893 is an apocalyptic number.

It is an amenable number.

200885893 is a deficient number, since it is larger than the sum of its proper divisors (15507809).

200885893 is an frugal number, since it uses more digits than its factorization.

200885893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7875 (or 3944 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 200885893 is about 14173.4220638489. The cubic root of 200885893 is about 585.6657315038.

The spelling of 200885893 in words is "two hundred million, eight hundred eighty-five thousand, eight hundred ninety-three".

Divisors: 1 13 3931 51103 15452761 200885893