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89488094439 = 3376277128437
BaseRepresentation
bin101001101010111100…
…1111111010011100111
322112222120122012201010
41103111321333103213
52431232423010224
6105035452233303
76315412152342
oct1232571772347
9275876565633
1089488094439
1134a51772947
121541546b833
138591a5c193
14448cd27459
1524db460e29
hex14d5e7f4e7

89488094439 has 16 divisors (see below), whose sum is σ = 122562732128. Its totient is φ = 58036632192.

The previous prime is 89488094387. The next prime is 89488094447. The reversal of 89488094439 is 93449088498.

It is not a de Polignac number, because 89488094439 - 29 = 89488093927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89488094439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89488094039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632529 + ... + 760965.

It is an arithmetic number, because the mean of its divisors is an integer number (7660170758).

Almost surely, 289488094439 is an apocalyptic number.

89488094439 is a deficient number, since it is larger than the sum of its proper divisors (33074637689).

89488094439 is a wasteful number, since it uses less digits than its factorization.

89488094439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134754.

The product of its (nonzero) digits is 71663616, while the sum is 66.

The spelling of 89488094439 in words is "eighty-nine billion, four hundred eighty-eight million, ninety-four thousand, four hundred thirty-nine".

Divisors: 1 3 37 111 6277 18831 128437 232249 385311 696747 4752169 14256507 806199049 2418597147 29829364813 89488094439