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83332842 = 2371199983
BaseRepresentation
bin1001111011110…
…00111011101010
312210210202011120
410331320323222
5132313122332
612134040110
72031213615
oct475707352
9183722146
1083332842
114304821a
1223aa9036
1314359398
14b0d317c
1574b132c
hex4f78eea

83332842 has 32 divisors (see below), whose sum is σ = 170035200. Its totient is φ = 27221040.

The previous prime is 83332829. The next prime is 83332849. The reversal of 83332842 is 24823338.

It is not an unprimeable number, because it can be changed into a prime (83332849) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 84283 + ... + 85265.

It is an arithmetic number, because the mean of its divisors is an integer number (5313600).

Almost surely, 283332842 is an apocalyptic number.

83332842 is an abundant number, since it is smaller than the sum of its proper divisors (86702358).

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

83332842 is a wasteful number, since it uses less digits than its factorization.

83332842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258.

The product of its digits is 27648, while the sum is 33.

The square root of 83332842 is about 9128.6823802781. The cubic root of 83332842 is about 436.7893739281.

It can be divided in two parts, 8333 and 2842, that added together give a triangular number (11175 = T149).

The spelling of 83332842 in words is "eighty-three million, three hundred thirty-two thousand, eight hundred forty-two".

Divisors: 1 2 3 6 71 142 199 213 398 426 597 983 1194 1966 2949 5898 14129 28258 42387 69793 84774 139586 195617 209379 391234 418758 586851 1173702 13888807 27777614 41666421 83332842