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200054233 = 239837047
BaseRepresentation
bin10111110110010…
…01010111011001
3111221102210211001
423323021113121
5402203213413
631503505001
74646301331
oct1373112731
9457383731
10200054233
11a2a1a785
1256bb8161
13325a5bb2
141c7d80c1
151286a4dd
hexbec95d9

200054233 has 4 divisors (see below), whose sum is σ = 200891520. Its totient is φ = 199216948.

The previous prime is 200054201. The next prime is 200054273. The reversal of 200054233 is 332450002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200054233 - 25 = 200054201 is a prime.

It is a super-2 number, since 2×2000542332 = 80043392282436578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200054233.

It is not an unprimeable number, because it can be changed into a prime (200054273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418285 + ... + 418762.

It is an arithmetic number, because the mean of its divisors is an integer number (50222880).

Almost surely, 2200054233 is an apocalyptic number.

It is an amenable number.

200054233 is a deficient number, since it is larger than the sum of its proper divisors (837287).

200054233 is an equidigital number, since it uses as much as digits as its factorization.

200054233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837286.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 200054233 is about 14144.0529198671. The cubic root of 200054233 is about 584.8564022834.

The spelling of 200054233 in words is "two hundred million, fifty-four thousand, two hundred thirty-three".

Divisors: 1 239 837047 200054233