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214301231 = 8910932203
BaseRepresentation
bin11001100010111…
…11101000101111
3112221020122000122
430301133220233
5414330114411
633133115155
75211346634
oct1461375057
9487218018
10214301231
11aaa70761
125b928abb
1335523881
142066618b
1513c319db
hexcc5fa2f

214301231 has 8 divisors (see below), whose sum is σ = 217005840. Its totient is φ = 211603392.

The previous prime is 214301221. The next prime is 214301239. The reversal of 214301231 is 132103412.

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 214301231 - 218 = 214039087 is a prime.

It is a super-2 number, since 2×2143012312 = 91850035216230722, 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 (214301239) 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 7 ways as a sum of consecutive naturals, for example, 96176 + ... + 98378.

It is an arithmetic number, because the mean of its divisors is an integer number (27125730).

Almost surely, 2214301231 is an apocalyptic number.

214301231 is a deficient number, since it is larger than the sum of its proper divisors (2704609).

214301231 is a wasteful number, since it uses less digits than its factorization.

214301231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 214301231 is about 14639.0310813250. The cubic root of 214301231 is about 598.4229240919.

Adding to 214301231 its reverse (132103412), we get a palindrome (346404643).

The spelling of 214301231 in words is "two hundred fourteen million, three hundred one thousand, two hundred thirty-one".

Divisors: 1 89 1093 2203 97277 196067 2407879 214301231