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90495682 = 245247841
BaseRepresentation
bin1010110010011…
…01101011000010
320022021122201221
411121031223002
5141131330212
612551345254
72146125544
oct531155302
9208248657
1090495682
114709a822
122638222a
1315996754
14c039694
157e28807
hex564dac2

90495682 has 4 divisors (see below), whose sum is σ = 135743526. Its totient is φ = 45247840.

The previous prime is 90495679. The next prime is 90495707. The reversal of 90495682 is 28659409.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 86843761 + 3651921 = 9319^2 + 1911^2 .

It is a super-3 number, since 3×904956823 (a number of 25 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 22623919 + ... + 22623922.

Almost surely, 290495682 is an apocalyptic number.

90495682 is a deficient number, since it is larger than the sum of its proper divisors (45247844).

90495682 is a wasteful number, since it uses less digits than its factorization.

90495682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45247843.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 90495682 is about 9512.9218434716. The cubic root of 90495682 is about 448.9616916968.

It can be divided in two parts, 9049568 and 2, that multiplied together give a triangular number (18099136 = T6016).

The spelling of 90495682 in words is "ninety million, four hundred ninety-five thousand, six hundred eighty-two".

Divisors: 1 2 45247841 90495682