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229850249 = 11310931861
BaseRepresentation
bin11011011001100…
…11110010001001
3121000111121021012
431230303302021
5432320201444
634450253305
75460460226
oct1554636211
9530447235
10229850249
11108820992
1264b87235
1338809085
142275294d
15152a3b9e
hexdb33c89

229850249 has 8 divisors (see below), whose sum is σ = 232221192. Its totient is φ = 227485440.

The previous prime is 229850227. The next prime is 229850273. The reversal of 229850249 is 942058922.

It can be written as a sum of positive squares in 4 ways, for example, as 115600 + 229734649 = 340^2 + 15157^2 .

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 229850249 - 28 = 229849993 is a prime.

It is a super-2 number, since 2×2298502492 = 105662273930724002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (229850279) 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, 122579 + ... + 124439.

It is an arithmetic number, because the mean of its divisors is an integer number (29027649).

Almost surely, 2229850249 is an apocalyptic number.

It is an amenable number.

229850249 is a deficient number, since it is larger than the sum of its proper divisors (2370943).

229850249 is a wasteful number, since it uses less digits than its factorization.

229850249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3067.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 229850249 is about 15160.8129399449. The cubic root of 229850249 is about 612.5595657189.

The spelling of 229850249 in words is "two hundred twenty-nine million, eight hundred fifty thousand, two hundred forty-nine".

Divisors: 1 113 1093 1861 123509 210293 2034073 229850249