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8145382 = 274712379
BaseRepresentation
bin11111000100100111100110
3120022211100211
4133010213212
54041123012
6450330034
7126143320
oct37044746
916284324
108145382
114663823
12288991a
1318c266b
141120610
15aad6a7
hex7c49e6

8145382 has 16 divisors (see below), whose sum is σ = 14261760. Its totient is φ = 3416328.

The previous prime is 8145367. The next prime is 8145407. The reversal of 8145382 is 2835418.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5532 + ... + 6847.

It is an arithmetic number, because the mean of its divisors is an integer number (891360).

Almost surely, 28145382 is an apocalyptic number.

8145382 is a deficient number, since it is larger than the sum of its proper divisors (6116378).

8145382 is a wasteful number, since it uses less digits than its factorization.

8145382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12435.

The product of its digits is 7680, while the sum is 31.

The square root of 8145382 is about 2854.0115626956. The cubic root of 8145382 is about 201.2042510106.

The spelling of 8145382 in words is "eight million, one hundred forty-five thousand, three hundred eighty-two".

Divisors: 1 2 7 14 47 94 329 658 12379 24758 86653 173306 581813 1163626 4072691 8145382