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128082368 = 2613115277
BaseRepresentation
bin1111010001001…
…10000111000000
322221000020222102
413220212013000
5230242113433
620413125532
73113452661
oct750460700
9287006872
10128082368
11663321a7
1236a898a8
13206c69ab
1413021368
15b3a04e8
hex7a261c0

128082368 has 28 divisors (see below), whose sum is σ = 256120392. Its totient is φ = 63548160.

The previous prime is 128082347. The next prime is 128082391. The reversal of 128082368 is 863280821.

128082368 is a modest number, since divided by 82368 gives 128 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746 + ... + 16022.

Almost surely, 2128082368 is an apocalyptic number.

It is an amenable number.

128082368 is a deficient number, since it is larger than the sum of its proper divisors (128038024).

128082368 is a wasteful number, since it uses less digits than its factorization.

128082368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15420 (or 15410 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 128082368 is about 11317.3480992678. The cubic root of 128082368 is about 504.0764980046.

The spelling of 128082368 in words is "one hundred twenty-eight million, eighty-two thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 16 32 64 131 262 524 1048 2096 4192 8384 15277 30554 61108 122216 244432 488864 977728 2001287 4002574 8005148 16010296 32020592 64041184 128082368