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83008472 = 23231992267
BaseRepresentation
bin1001111001010…
…01101111011000
312210012021012212
410330221233120
5132222232342
612123054252
72025363131
oct474515730
9183167185
1083008472
1142946548
1223971388
1314274851
14b04ac88
15744a182
hex4f29bd8

83008472 has 32 divisors (see below), whose sum is σ = 163296000. Its totient is φ = 39482784.

The previous prime is 83008459. The next prime is 83008481. The reversal of 83008472 is 27480038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35483 + ... + 37749.

It is an arithmetic number, because the mean of its divisors is an integer number (5103000).

Almost surely, 283008472 is an apocalyptic number.

It is an amenable number.

83008472 is a deficient number, since it is larger than the sum of its proper divisors (80287528).

83008472 is a wasteful number, since it uses less digits than its factorization.

83008472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495 (or 2491 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 83008472 is about 9110.8985286853. The cubic root of 83008472 is about 436.2219081918.

The spelling of 83008472 in words is "eighty-three million, eight thousand, four hundred seventy-two".

Divisors: 1 2 4 8 23 46 92 184 199 398 796 1592 2267 4534 4577 9068 9154 18136 18308 36616 52141 104282 208564 417128 451133 902266 1804532 3609064 10376059 20752118 41504236 83008472