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430242012 = 223211951167
BaseRepresentation
bin11001101001001…
…111100011011100
31002222120120002100
4121221033203130
51340120221022
6110405325100
713442665614
oct3151174334
91088516070
10430242012
11200951212
12100106790
136b19c795
14411d7a44
1527b891ac
hex19a4f8dc

430242012 has 18 divisors (see below), whose sum is σ = 1087556288. Its totient is φ = 143413992.

The previous prime is 430241993. The next prime is 430242013. The reversal of 430242012 is 210242034.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430242013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5975548 + ... + 5975619.

Almost surely, 2430242012 is an apocalyptic number.

It is an amenable number.

430242012 is an abundant number, since it is smaller than the sum of its proper divisors (657314276).

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

430242012 is a wasteful number, since it uses less digits than its factorization.

430242012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11951177 (or 11951172 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 430242012 is about 20742.2759599809. The cubic root of 430242012 is about 754.9258070743.

Adding to 430242012 its reverse (210242034), we get a palindrome (640484046).

The spelling of 430242012 in words is "four hundred thirty million, two hundred forty-two thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 11951167 23902334 35853501 47804668 71707002 107560503 143414004 215121006 430242012