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12193098 = 2319106957
BaseRepresentation
bin101110100000…
…110101001010
3211221110210020
4232200311022
511110134343
61113201310
7205432251
oct56406512
924843706
1012193098
116978945
124100236
1326abb68
141895798
15110cb83
hexba0d4a

12193098 has 16 divisors (see below), whose sum is σ = 25669920. Its totient is φ = 3850416.

The previous prime is 12193081. The next prime is 12193133. The reversal of 12193098 is 89039121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53365 + ... + 53592.

It is an arithmetic number, because the mean of its divisors is an integer number (1604370).

Almost surely, 212193098 is an apocalyptic number.

12193098 is an abundant number, since it is smaller than the sum of its proper divisors (13476822).

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

12193098 is a wasteful number, since it uses less digits than its factorization.

12193098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106981.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 12193098 is about 3491.8616811094. The cubic root of 12193098 is about 230.1643312053.

The spelling of 12193098 in words is "twelve million, one hundred ninety-three thousand, ninety-eight".

Divisors: 1 2 3 6 19 38 57 114 106957 213914 320871 641742 2032183 4064366 6096549 12193098