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82750671 = 3216755057
BaseRepresentation
bin1001110111010…
…10110011001111
312202201011120200
410323222303033
5132141010141
612113344543
72023240413
oct473526317
9182634520
1082750671
114278a893
1223868153
13141b43c3
14adc0d43
1573e8ab6
hex4eeaccf

82750671 has 12 divisors (see below), whose sum is σ = 120246672. Its totient is φ = 54835776.

The previous prime is 82750651. The next prime is 82750721. The reversal of 82750671 is 17605728.

82750671 is a `hidden beast` number, since 82 + 7 + 506 + 71 = 666.

It is not a de Polignac number, because 82750671 - 26 = 82750607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82750651) 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 11 ways as a sum of consecutive naturals, for example, 26026 + ... + 29031.

It is an arithmetic number, because the mean of its divisors is an integer number (10020556).

Almost surely, 282750671 is an apocalyptic number.

82750671 is a deficient number, since it is larger than the sum of its proper divisors (37496001).

82750671 is a wasteful number, since it uses less digits than its factorization.

82750671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55230 (or 55227 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 82750671 is about 9096.7395807509. The cubic root of 82750671 is about 435.7698456325.

The spelling of 82750671 in words is "eighty-two million, seven hundred fifty thousand, six hundred seventy-one".

Divisors: 1 3 9 167 501 1503 55057 165171 495513 9194519 27583557 82750671