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12166293201 = 331130820357
BaseRepresentation
bin10110101010010101…
…01110011011010001
31011101220000201201220
423111022232123101
5144404032340301
65331125515253
7610330533366
oct132512563321
934356021656
1012166293201
115183612177
122436572b29
1311bb74987a
14835b4846d
154b316c936
hex2d52ae6d1

12166293201 has 8 divisors (see below), whose sum is σ = 16745005824. Its totient is φ = 7849221360.

The previous prime is 12166293197. The next prime is 12166293229. The reversal of 12166293201 is 10239266121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12166293201 - 22 = 12166293197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12166293281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65410086 + ... + 65410271.

It is an arithmetic number, because the mean of its divisors is an integer number (2093125728).

Almost surely, 212166293201 is an apocalyptic number.

It is an amenable number.

12166293201 is a deficient number, since it is larger than the sum of its proper divisors (4578712623).

12166293201 is a wasteful number, since it uses less digits than its factorization.

12166293201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130820391.

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 12166293201 in words is "twelve billion, one hundred sixty-six million, two hundred ninety-three thousand, two hundred one".

Divisors: 1 3 31 93 130820357 392461071 4055431067 12166293201