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430201668 = 223132212131
BaseRepresentation
bin11001101001000…
…101101101000100
31002222111111202010
4121221011231010
51340112423133
6110404414220
713442440161
oct3151055504
91088444663
10430201668
11200923976
121000a7370
136b187300
14411c7068
1527b7c263
hex19a45b44

430201668 has 36 divisors (see below), whose sum is σ = 1086964368. Its totient is φ = 132369120.

The previous prime is 430201661. The next prime is 430201687. The reversal of 430201668 is 866102034.

It is not an unprimeable number, because it can be changed into a prime (430201661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104038 + ... + 108093.

Almost surely, 2430201668 is an apocalyptic number.

It is an amenable number.

430201668 is an abundant number, since it is smaller than the sum of its proper divisors (656762700).

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

430201668 is a wasteful number, since it uses less digits than its factorization.

430201668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212164 (or 212149 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 430201668 is about 20741.3034305947. The cubic root of 430201668 is about 754.9022097516.

The spelling of 430201668 in words is "four hundred thirty million, two hundred one thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 169 338 507 676 1014 2028 212131 424262 636393 848524 1272786 2545572 2757703 5515406 8273109 11030812 16546218 33092436 35850139 71700278 107550417 143400556 215100834 430201668