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89555162383 = 111977998139
BaseRepresentation
bin101001101100111100…
…1110101010100001111
322120011020211121122001
41103121321311110033
52431402110144013
6105050245533131
76320155214611
oct1233171652417
9276136747561
1089555162383
1134a86610aa5
1215433a141a7
1385a291225b
144497bc4db1
1524e22acddd
hex14d9e7550f

89555162383 has 4 divisors (see below), whose sum is σ = 89563171720. Its totient is φ = 89547153048.

The previous prime is 89555162369. The next prime is 89555162387. The reversal of 89555162383 is 38326155598.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38326155598 = 219163077799.

It is a cyclic number.

It is not a de Polignac number, because 89555162383 - 213 = 89555154191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89555162387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3987873 + ... + 4010266.

It is an arithmetic number, because the mean of its divisors is an integer number (22390792930).

Almost surely, 289555162383 is an apocalyptic number.

89555162383 is a deficient number, since it is larger than the sum of its proper divisors (8009337).

89555162383 is a wasteful number, since it uses less digits than its factorization.

89555162383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8009336.

The product of its digits is 7776000, while the sum is 55.

The spelling of 89555162383 in words is "eighty-nine billion, five hundred fifty-five million, one hundred sixty-two thousand, three hundred eighty-three".

Divisors: 1 11197 7998139 89555162383