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2100132130 = 251928513877
BaseRepresentation
bin111110100101101…
…0111100100100010
312102100202202200111
41331023113210202
513300113212010
6544221041534
7103020554125
oct17513274442
95370682614
102100132130
11988519398
124a73b62aa
13276136045
1415ccc23bc
15c459158a
hex7d2d7922

2100132130 has 32 divisors (see below), whose sum is σ = 3981620160. Its totient is φ = 795355200.

The previous prime is 2100132101. The next prime is 2100132137. The reversal of 2100132130 is 312310012.

It is a self number, because there is not a number n which added to its sum of digits gives 2100132130.

It is not an unprimeable number, because it can be changed into a prime (2100132137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539752 + ... + 543628.

It is an arithmetic number, because the mean of its divisors is an integer number (124425630).

Almost surely, 22100132130 is an apocalyptic number.

2100132130 is a deficient number, since it is larger than the sum of its proper divisors (1881488030).

2100132130 is a wasteful number, since it uses less digits than its factorization.

2100132130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6754.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2100132130 is about 45827.1985833740. The cubic root of 2100132130 is about 1280.6060220314.

Adding to 2100132130 its reverse (312310012), we get a palindrome (2412442142).

The spelling of 2100132130 in words is "two billion, one hundred million, one hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 2851 3877 5702 7754 14255 19385 28510 38770 54169 73663 108338 147326 270845 368315 541690 736630 11053327 22106654 55266635 110533270 210013213 420026426 1050066065 2100132130