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2132065165 = 53111371103
BaseRepresentation
bin111111100010100…
…1011101110001101
312111120212010120111
41333011023232031
513331302041130
6551321320021
7103556153266
oct17705135615
95446763514
102132065165
119a454a12a
124b6036011
1327c936b29
1416323596d
15c729d02a
hex7f14bb8d

2132065165 has 8 divisors (see below), whose sum is σ = 2566706688. Its totient is φ = 1700166480.

The previous prime is 2132065163. The next prime is 2132065249. The reversal of 2132065165 is 5615602312.

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

It is not a de Polignac number, because 2132065165 - 21 = 2132065163 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 (2132065163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683997 + ... + 687106.

It is an arithmetic number, because the mean of its divisors is an integer number (320838336).

Almost surely, 22132065165 is an apocalyptic number.

It is an amenable number.

2132065165 is a deficient number, since it is larger than the sum of its proper divisors (434641523).

2132065165 is a wasteful number, since it uses less digits than its factorization.

2132065165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371419.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2132065165 is about 46174.2911694376. The cubic root of 2132065165 is about 1287.0640449406.

Adding to 2132065165 its reverse (5615602312), we get a palindrome (7747667477).

The spelling of 2132065165 in words is "two billion, one hundred thirty-two million, sixty-five thousand, one hundred sixty-five".

Divisors: 1 5 311 1555 1371103 6855515 426413033 2132065165