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230422049 = 11131611343
BaseRepresentation
bin11011011101111…
…11011000100001
3121001120122121222
431232333120201
5432442001144
634510424425
75465361254
oct1556773041
9531518558
10230422049
11109081550
1265202115
1338979410
142286109b
15153682ee
hexdbbf621

230422049 has 8 divisors (see below), whose sum is σ = 270705792. Its totient is φ = 193361040.

The previous prime is 230422043. The next prime is 230422099. The reversal of 230422049 is 940224032.

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 230422049 - 224 = 213644833 is a prime.

It is a super-3 number, since 3×2304220493 (a number of 26 digits) contains 333 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 (230422043) 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, 805529 + ... + 805814.

It is an arithmetic number, because the mean of its divisors is an integer number (33838224).

Almost surely, 2230422049 is an apocalyptic number.

It is an amenable number.

230422049 is a deficient number, since it is larger than the sum of its proper divisors (40283743).

230422049 is a wasteful number, since it uses less digits than its factorization.

230422049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611367.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 230422049 is about 15179.6590541422. The cubic root of 230422049 is about 613.0671012594.

The spelling of 230422049 in words is "two hundred thirty million, four hundred twenty-two thousand, forty-nine".

Divisors: 1 11 13 143 1611343 17724773 20947459 230422049