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83349468 = 22322315263
BaseRepresentation
bin1001111011111…
…00111111011100
312210211120222100
410331330333130
5132314140333
612134245100
72031313236
oct475747734
9183746870
1083349468
1143059764
1223ab6790
1314363b17
14b0d9256
1574b6213
hex4f7cfdc

83349468 has 18 divisors (see below), whose sum is σ = 210689024. Its totient is φ = 27783144.

The previous prime is 83349449. The next prime is 83349473. The reversal of 83349468 is 86494338.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1157596 + ... + 1157667.

Almost surely, 283349468 is an apocalyptic number.

It is an amenable number.

83349468 is an abundant number, since it is smaller than the sum of its proper divisors (127339556).

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

83349468 is a wasteful number, since it uses less digits than its factorization.

83349468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315273 (or 2315268 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 83349468 is about 9129.5929810699. The cubic root of 83349468 is about 436.8184204082.

The spelling of 83349468 in words is "eighty-three million, three hundred forty-nine thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 2315263 4630526 6945789 9261052 13891578 20837367 27783156 41674734 83349468