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200253171 = 3154943093
BaseRepresentation
bin10111110111110…
…01111011110011
3111221210220201010
423323321323303
5402231100141
631512042003
74651060326
oct1373717363
9457726633
10200253171
11a3046198
1257093303
1332645601
141c84a7bd
15128a9416
hexbef9ef3

200253171 has 8 divisors (see below), whose sum is σ = 267182800. Its totient is φ = 133412832.

The previous prime is 200253113. The next prime is 200253173. The reversal of 200253171 is 171352002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200253171 - 210 = 200252147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200253173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16900 + ... + 26193.

It is an arithmetic number, because the mean of its divisors is an integer number (33397850).

Almost surely, 2200253171 is an apocalyptic number.

200253171 is a deficient number, since it is larger than the sum of its proper divisors (66929629).

200253171 is a wasteful number, since it uses less digits than its factorization.

200253171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44645.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 200253171 is about 14151.0837394173. The cubic root of 200253171 is about 585.0502024270.

The spelling of 200253171 in words is "two hundred million, two hundred fifty-three thousand, one hundred seventy-one".

Divisors: 1 3 1549 4647 43093 129279 66751057 200253171