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8145352 = 231099341
BaseRepresentation
bin11111000100100111001000
3120022211022201
4133010213020
54041122402
6450325544
7126143245
oct37044710
916284281
108145352
1146637a6
1228898b4
1318c2647
1411205cc
15aad687
hex7c49c8

8145352 has 16 divisors (see below), whose sum is σ = 15414300. Its totient is φ = 4034880.

The previous prime is 8145349. The next prime is 8145367. The reversal of 8145352 is 2535418.

It can be written as a sum of positive squares in 2 ways, for example, as 8145316 + 36 = 2854^2 + 6^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8145352.

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, 3799 + ... + 5542.

Almost surely, 28145352 is an apocalyptic number.

It is an amenable number.

8145352 is a deficient number, since it is larger than the sum of its proper divisors (7268948).

8145352 is a wasteful number, since it uses less digits than its factorization.

8145352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9456 (or 9452 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 8145352 is about 2854.0063069307. The cubic root of 8145352 is about 201.2040039940.

The spelling of 8145352 in words is "eight million, one hundred forty-five thousand, three hundred fifty-two".

Divisors: 1 2 4 8 109 218 436 872 9341 18682 37364 74728 1018169 2036338 4072676 8145352