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238730201 = 17108712919
BaseRepresentation
bin11100011101010…
…11101111011001
3121122012202021022
432032223233121
5442103331301
635404452225
75626113263
oct1616535731
9548182238
10238730201
11112836596
1267b4a075
133a5c7b98
14239c4b33
1515e59d1b
hexe3abbd9

238730201 has 8 divisors (see below), whose sum is σ = 253025280. Its totient is φ = 224463168.

The previous prime is 238730183. The next prime is 238730243. The reversal of 238730201 is 102037832.

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 238730201 - 222 = 234535897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (238730251) 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, 12020 + ... + 24938.

It is an arithmetic number, because the mean of its divisors is an integer number (31628160).

Almost surely, 2238730201 is an apocalyptic number.

It is an amenable number.

238730201 is a deficient number, since it is larger than the sum of its proper divisors (14295079).

238730201 is a wasteful number, since it uses less digits than its factorization.

238730201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14023.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 238730201 is about 15450.8964464849. The cubic root of 238730201 is about 620.3485735008.

The spelling of 238730201 in words is "two hundred thirty-eight million, seven hundred thirty thousand, two hundred one".

Divisors: 1 17 1087 12919 18479 219623 14042953 238730201