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230422015 = 5349132047
BaseRepresentation
bin11011011101111…
…11010111111111
3121001120122120201
431232333113333
5432442001030
634510424331
75465361205
oct1556772777
9531518521
10230422015
1110908151a
12652020a7
13389793b5
1422861075
15153682ca
hexdbbf5ff

230422015 has 8 divisors (see below), whose sum is σ = 277300800. Its totient is φ = 183808032.

The previous prime is 230422007. The next prime is 230422019. The reversal of 230422015 is 510224032.

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 230422015 - 23 = 230422007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230421983 and 230422001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230422019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64279 + ... + 67768.

It is an arithmetic number, because the mean of its divisors is an integer number (34662600).

Almost surely, 2230422015 is an apocalyptic number.

230422015 is a deficient number, since it is larger than the sum of its proper divisors (46878785).

230422015 is a wasteful number, since it uses less digits than its factorization.

230422015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132401.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 230422015 is about 15179.6579342224. The cubic root of 230422015 is about 613.0670711056.

Adding to 230422015 its reverse (510224032), we get a palindrome (740646047).

The spelling of 230422015 in words is "two hundred thirty million, four hundred twenty-two thousand, fifteen".

Divisors: 1 5 349 1745 132047 660235 46084403 230422015