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42434222120 = 23522913273491
BaseRepresentation
bin100111100001010001…
…101101100000101000
311001112022110211111022
4213201101231200220
51143401130101440
631254412352012
73031362636203
oct474121554050
9131468424438
1042434222120
1116aa6015164
128283175608
134003490b94
1420a79b893a
15118556ccb5
hex9e146d828

42434222120 has 64 divisors (see below), whose sum is σ = 95993683200. Its totient is φ = 16881995520.

The previous prime is 42434222119. The next prime is 42434222137. The reversal of 42434222120 is 2122243424.

It is a self number, because there is not a number n which added to its sum of digits gives 42434222120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12153575 + ... + 12157065.

It is an arithmetic number, because the mean of its divisors is an integer number (1499901300).

Almost surely, 242434222120 is an apocalyptic number.

42434222120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42434222120 is an abundant number, since it is smaller than the sum of its proper divisors (53559461080).

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

42434222120 is a wasteful number, since it uses less digits than its factorization.

42434222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5058 (or 5054 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 42434222120 its reverse (2122243424), we get a palindrome (44556465544).

The spelling of 42434222120 in words is "forty-two billion, four hundred thirty-four million, two hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 229 458 916 1145 1327 1832 2290 2654 3491 4580 5308 6635 6982 9160 10616 13270 13964 17455 26540 27928 34910 53080 69820 139640 303883 607766 799439 1215532 1519415 1598878 2431064 3038830 3197756 3997195 4632557 6077660 6395512 7994390 9265114 12155320 15988780 18530228 23162785 31977560 37060456 46325570 92651140 185302280 1060855553 2121711106 4243422212 5304277765 8486844424 10608555530 21217111060 42434222120