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83417432660 = 22534061122453
BaseRepresentation
bin100110110110000010…
…0010000001001010100
321222022111121122021222
41031230010100021110
52331314330321120
6102153233025512
76012106323062
oct1155404201124
9258274548258
1083417432660
1132416a698a1
12142003b5298
137b35152613
1440749a3032
15228351b525
hex136c110254

83417432660 has 24 divisors (see below), whose sum is σ = 175183182216. Its totient is φ = 33365720960.

The previous prime is 83417432653. The next prime is 83417432711. The reversal of 83417432660 is 6623471438.

It can be written as a sum of positive squares in 4 ways, for example, as 489559876 + 82927872784 = 22126^2 + 287972^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 619994 + ... + 742446.

It is an arithmetic number, because the mean of its divisors is an integer number (7299299259).

Almost surely, 283417432660 is an apocalyptic number.

It is an amenable number.

83417432660 is an abundant number, since it is smaller than the sum of its proper divisors (91765749556).

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

83417432660 is a wasteful number, since it uses less digits than its factorization.

83417432660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156523 (or 156521 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 83417432660 in words is "eighty-three billion, four hundred seventeen million, four hundred thirty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 34061 68122 122453 136244 170305 244906 340610 489812 612265 681220 1224530 2449060 4170871633 8341743266 16683486532 20854358165 41708716330 83417432660