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230413420 = 22511520671
BaseRepresentation
bin11011011101111…
…01010001101100
3121001120012210101
431232331101230
5432441212140
634510320444
75465324146
oct1556752154
9531505711
10230413420
11109076016
12651b9124
1338975503
142285bc96
151536599a
hexdbbd46c

230413420 has 12 divisors (see below), whose sum is σ = 483868224. Its totient is φ = 92165360.

The previous prime is 230413387. The next prime is 230413457. The reversal of 230413420 is 24314032.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5760316 + ... + 5760355.

It is an arithmetic number, because the mean of its divisors is an integer number (40322352).

Almost surely, 2230413420 is an apocalyptic number.

230413420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230413420 is an abundant number, since it is smaller than the sum of its proper divisors (253454804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230413420 is a wasteful number, since it uses less digits than its factorization.

230413420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11520680 (or 11520678 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230413420 is about 15179.3748224359. The cubic root of 230413420 is about 613.0594483141.

Adding to 230413420 its reverse (24314032), we get a palindrome (254727452).

The spelling of 230413420 in words is "two hundred thirty million, four hundred thirteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 11520671 23041342 46082684 57603355 115206710 230413420