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200113443 = 33174310139
BaseRepresentation
bin10111110110101…
…11110100100011
3111221112211001000
423323113310203
5402212112233
631505043043
74646636055
oct1373276443
9457484030
10200113443
11a2a60212
1257026483
13325c6b2a
141c8118d5
151287cd13
hexbed7d23

200113443 has 32 divisors (see below), whose sum is σ = 321235200. Its totient is φ = 122629248.

The previous prime is 200113393. The next prime is 200113457. The reversal of 200113443 is 344311002.

It is not a de Polignac number, because 200113443 - 216 = 200047907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200113483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14668 + ... + 24806.

It is an arithmetic number, because the mean of its divisors is an integer number (10038600).

Almost surely, 2200113443 is an apocalyptic number.

200113443 is a deficient number, since it is larger than the sum of its proper divisors (121121757).

200113443 is a wasteful number, since it uses less digits than its factorization.

200113443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10208 (or 10202 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 200113443 is about 14146.1458708724. The cubic root of 200113443 is about 584.9140965250.

Adding to 200113443 its reverse (344311002), we get a palindrome (544424445).

The spelling of 200113443 in words is "two hundred million, one hundred thirteen thousand, four hundred forty-three".

Divisors: 1 3 9 17 27 43 51 129 153 387 459 731 1161 2193 6579 10139 19737 30417 91251 172363 273753 435977 517089 1307931 1551267 3923793 4653801 7411609 11771379 22234827 66704481 200113443