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90534382 = 2191347683
BaseRepresentation
bin1010110010101…
…11000111101110
320022100121211021
411121113013232
5141134100012
612552244354
72146346431
oct531270756
9208317737
1090534382
1147116904
12263a06ba
13159ab253
14c049818
157e35007
hex56571ee

90534382 has 16 divisors (see below), whose sum is σ = 137106432. Its totient is φ = 44834680.

The previous prime is 90534359. The next prime is 90534391. The reversal of 90534382 is 28343509.

It is a happy number.

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, 132213 + ... + 132895.

It is an arithmetic number, because the mean of its divisors is an integer number (8569152).

Almost surely, 290534382 is an apocalyptic number.

90534382 is a deficient number, since it is larger than the sum of its proper divisors (46572050).

90534382 is a wasteful number, since it uses less digits than its factorization.

90534382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 90534382 is about 9514.9557014208. The cubic root of 90534382 is about 449.0256812741.

The spelling of 90534382 in words is "ninety million, five hundred thirty-four thousand, three hundred eighty-two".

Divisors: 1 2 191 347 382 683 694 1366 66277 130453 132554 237001 260906 474002 45267191 90534382