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10164165191 = 36727695273
BaseRepresentation
bin10010111011101010…
…01101101001000111
3222020100200002102122
421131311031221013
5131304011241231
64400325200155
7506606656445
oct113565155107
928210602378
1010164165191
114346451824
121b77b6005b
13c5ca08a3b
146c5c97b95
153e74d977b
hex25dd4da47

10164165191 has 4 divisors (see below), whose sum is σ = 10191860832. Its totient is φ = 10136469552.

The previous prime is 10164165169. The next prime is 10164165203. The reversal of 10164165191 is 19156146101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10164165191 - 26 = 10164165127 is a prime.

It is a super-3 number, since 3×101641651913 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10164165101) 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 3 ways as a sum of consecutive naturals, for example, 13847270 + ... + 13848003.

It is an arithmetic number, because the mean of its divisors is an integer number (2547965208).

Almost surely, 210164165191 is an apocalyptic number.

10164165191 is a deficient number, since it is larger than the sum of its proper divisors (27695641).

10164165191 is an equidigital number, since it uses as much as digits as its factorization.

10164165191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27695640.

The product of its (nonzero) digits is 6480, while the sum is 35.

The spelling of 10164165191 in words is "ten billion, one hundred sixty-four million, one hundred sixty-five thousand, one hundred ninety-one".

Divisors: 1 367 27695273 10164165191