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90682766 = 21371392381
BaseRepresentation
bin1010110011110…
…11010110001110
320022122011100222
411121323112032
5141203322031
612555351342
72150535146
oct531732616
9208564328
1090682766
1147208339
1226452552
1315a30955
14c087926
157e63e7b
hex567b58e

90682766 has 16 divisors (see below), whose sum is σ = 138060720. Its totient is φ = 44667840.

The previous prime is 90682751. The next prime is 90682769. The reversal of 90682766 is 66728609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90682769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36896 + ... + 39276.

It is an arithmetic number, because the mean of its divisors is an integer number (8628795).

Almost surely, 290682766 is an apocalyptic number.

90682766 is a deficient number, since it is larger than the sum of its proper divisors (47377954).

90682766 is a wasteful number, since it uses less digits than its factorization.

90682766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 90682766 is about 9522.7499179596. The cubic root of 90682766 is about 449.2708620093.

The spelling of 90682766 in words is "ninety million, six hundred eighty-two thousand, seven hundred sixty-six".

Divisors: 1 2 137 139 274 278 2381 4762 19043 38086 326197 330959 652394 661918 45341383 90682766