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2130164052 = 223177513671
BaseRepresentation
bin111111011110111…
…1011100101010100
312111110021112201220
41332331323211110
513330310222202
6551212450340
7103534044552
oct17675734524
95443245656
102130164052
119a3470865
124b54799b0
1327c41c703
14162c9cbd2
15c7024abc
hex7ef7b954

2130164052 has 12 divisors (see below), whose sum is σ = 4970382816. Its totient is φ = 710054680.

The previous prime is 2130164011. The next prime is 2130164059. The reversal of 2130164052 is 2504610312.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130164059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88756824 + ... + 88756847.

It is an arithmetic number, because the mean of its divisors is an integer number (414198568).

Almost surely, 22130164052 is an apocalyptic number.

It is an amenable number.

2130164052 is an abundant number, since it is smaller than the sum of its proper divisors (2840218764).

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

2130164052 is a wasteful number, since it uses less digits than its factorization.

2130164052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177513678 (or 177513676 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2130164052 is about 46153.7003066926. The cubic root of 2130164052 is about 1286.6813828069.

Adding to 2130164052 its reverse (2504610312), we get a palindrome (4634774364).

The spelling of 2130164052 in words is "two billion, one hundred thirty million, one hundred sixty-four thousand, fifty-two".

Divisors: 1 2 3 4 6 12 177513671 355027342 532541013 710054684 1065082026 2130164052