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230100243 = 3523314657
BaseRepresentation
bin11011011011100…
…00110100010011
3121000222022012020
431231300310103
5432401201433
634455502523
75462551122
oct1555606423
9530868166
10230100243
1110898179a
1265087a43
1338895ab9
14227b9ab9
1515302cb3
hexdb70d13

230100243 has 8 divisors (see below), whose sum is σ = 306879888. Its totient is φ = 153360384.

The previous prime is 230100229. The next prime is 230100263. The reversal of 230100243 is 342001032.

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

It is not a de Polignac number, because 230100243 - 29 = 230099731 is a prime.

It is a super-2 number, since 2×2301002432 = 105892243657318098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230100223) 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, 8371 + ... + 23027.

It is an arithmetic number, because the mean of its divisors is an integer number (38359986).

Almost surely, 2230100243 is an apocalyptic number.

230100243 is a deficient number, since it is larger than the sum of its proper divisors (76779645).

230100243 is a wasteful number, since it uses less digits than its factorization.

230100243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19893.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 230100243 is about 15169.0554419186. The cubic root of 230100243 is about 612.7815663930.

Adding to 230100243 its reverse (342001032), we get a palindrome (572101275).

The spelling of 230100243 in words is "two hundred thirty million, one hundred thousand, two hundred forty-three".

Divisors: 1 3 5233 14657 15699 43971 76700081 230100243