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200054231 = 1347327421
BaseRepresentation
bin10111110110010…
…01010111010111
3111221102210210222
423323021113113
5402203213411
631503504555
74646301326
oct1373112727
9457383728
10200054231
11a2a1a783
1256bb815b
13325a5bb0
141c7d80bd
151286a4db
hexbec95d7

200054231 has 8 divisors (see below), whose sum is σ = 220027584. Its totient is φ = 180735840.

The previous prime is 200054201. The next prime is 200054273. The reversal of 200054231 is 132450002.

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

It is a cyclic number.

It is not a de Polignac number, because 200054231 - 26 = 200054167 is a prime.

It is a super-2 number, since 2×2000542312 = 80043390682002722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200054201) 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, 163100 + ... + 164321.

It is an arithmetic number, because the mean of its divisors is an integer number (27503448).

Almost surely, 2200054231 is an apocalyptic number.

200054231 is a deficient number, since it is larger than the sum of its proper divisors (19973353).

200054231 is a wasteful number, since it uses less digits than its factorization.

200054231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327481.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 200054231 is about 14144.0528491660. The cubic root of 200054231 is about 584.8564003344.

The spelling of 200054231 in words is "two hundred million, fifty-four thousand, two hundred thirty-one".

Divisors: 1 13 47 611 327421 4256473 15388787 200054231