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89412841 = 719241863
BaseRepresentation
bin1010101010001…
…01010011101001
320020020122100201
411111011103221
5140342202331
612512232201
72133665560
oct525052351
9206218321
1089412841
1146520211
1225b3b661
13156a790b
14bc36bd7
157cb2a61
hex55454e9

89412841 has 24 divisors (see below), whose sum is σ = 110605824. Its totient is φ = 70752960.

The previous prime is 89412833. The next prime is 89412853. The reversal of 89412841 is 14821498.

It is not a de Polignac number, because 89412841 - 23 = 89412833 is a prime.

It is a super-2 number, since 2×894128412 = 15989312271382562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 89412841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89412881) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 103176 + ... + 104038.

It is an arithmetic number, because the mean of its divisors is an integer number (4608576).

Almost surely, 289412841 is an apocalyptic number.

It is an amenable number.

89412841 is a deficient number, since it is larger than the sum of its proper divisors (21192983).

89412841 is a wasteful number, since it uses less digits than its factorization.

89412841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 930 counting only the distinct ones).

The product of its digits is 18432, while the sum is 37.

The square root of 89412841 is about 9455.8363458766. The cubic root of 89412841 is about 447.1637931208.

The spelling of 89412841 in words is "eighty-nine million, four hundred twelve thousand, eight hundred forty-one".

Divisors: 1 7 19 41 133 287 361 779 863 2527 5453 6041 14801 16397 35383 103607 114779 247681 311543 672277 2180801 4705939 12773263 89412841