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2130250213 = 71338361121
BaseRepresentation
bin111111011111001…
…0000100111100101
312111110102220221001
41332332100213211
513330321001323
6551214353301
7103534554010
oct17676204745
95443386831
102130250213
119a351a573
124b54bb831
1327c44c9b0
14162cc2377
15c70403ad
hex7ef909e5

2130250213 has 16 divisors (see below), whose sum is σ = 2628734976. Its totient is φ = 1681044480.

The previous prime is 2130250211. The next prime is 2130250217. The reversal of 2130250213 is 3120520312.

It is a cyclic number.

It is not a de Polignac number, because 2130250213 - 21 = 2130250211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130250211) 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 15 ways as a sum of consecutive naturals, for example, 4293 + ... + 65413.

It is an arithmetic number, because the mean of its divisors is an integer number (164295936).

Almost surely, 22130250213 is an apocalyptic number.

It is an amenable number.

2130250213 is a deficient number, since it is larger than the sum of its proper divisors (498484763).

2130250213 is a wasteful number, since it uses less digits than its factorization.

2130250213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61524.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2130250213 is about 46154.6337110371. The cubic root of 2130250213 is about 1286.6987304943.

Adding to 2130250213 its reverse (3120520312), we get a palindrome (5250770525).

The spelling of 2130250213 in words is "two billion, one hundred thirty million, two hundred fifty thousand, two hundred thirteen".

Divisors: 1 7 13 91 383 2681 4979 34853 61121 427847 794573 5562011 23409343 163865401 304321459 2130250213