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8200089 = 333197101
BaseRepresentation
bin11111010001111110011001
3120102121102000
4133101332121
54044400324
6451431213
7126461652
oct37217631
916377360
108200089
1146a0937
1228b5509
131911531
141136529
15abe9c9
hex7d1f99

8200089 has 32 divisors (see below), whose sum is σ = 12794880. Its totient is φ = 5184000.

The previous prime is 8200079. The next prime is 8200091. The reversal of 8200089 is 9800028.

It is not a de Polignac number, because 8200089 - 211 = 8198041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

8200089 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8200079) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81139 + ... + 81239.

It is an arithmetic number, because the mean of its divisors is an integer number (399840).

Almost surely, 28200089 is an apocalyptic number.

It is an amenable number.

8200089 is a deficient number, since it is larger than the sum of its proper divisors (4594791).

8200089 is a wasteful number, since it uses less digits than its factorization.

8200089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 8200089 is about 2863.5797526872. The cubic root of 8200089 is about 201.6536970767.

The spelling of 8200089 in words is "eight million, two hundred thousand, eighty-nine".

Divisors: 1 3 9 27 31 93 97 101 279 291 303 837 873 909 2619 2727 3007 3131 9021 9393 9797 27063 28179 29391 81189 84537 88173 264519 303707 911121 2733363 8200089