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89850474 = 23271741947
BaseRepresentation
bin1010101101100…
…00001001101010
320021001212200100
411112300021222
5141000203344
612525450230
72140500510
oct526601152
9207055610
1089850474
1146799a9a
1226110976
13157cbb7c
14bd0c4b0
157d4c569
hex55b026a

89850474 has 48 divisors (see below), whose sum is σ = 235579968. Its totient is φ = 24160896.

The previous prime is 89850473. The next prime is 89850503. The reversal of 89850474 is 47405898.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (89850473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18832 + ... + 23115.

It is an arithmetic number, because the mean of its divisors is an integer number (4907916).

Almost surely, 289850474 is an apocalyptic number.

89850474 is an abundant number, since it is smaller than the sum of its proper divisors (145729494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89850474 is a wasteful number, since it uses less digits than its factorization.

89850474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41979 (or 41976 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 89850474 is about 9478.9489923725. The cubic root of 89850474 is about 447.8921568917.

The spelling of 89850474 in words is "eighty-nine million, eight hundred fifty thousand, four hundred seventy-four".

Divisors: 1 2 3 6 7 9 14 17 18 21 34 42 51 63 102 119 126 153 238 306 357 714 1071 2142 41947 83894 125841 251682 293629 377523 587258 713099 755046 880887 1426198 1761774 2139297 2642661 4278594 4991693 5285322 6417891 9983386 12835782 14975079 29950158 44925237 89850474