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2130316383 = 313109501133
BaseRepresentation
bin111111011111010…
…0000110001011111
312111110120021200210
41332332200301133
513330330111013
6551220023503
7103535250636
oct17676406137
95443507623
102130316383
119a3565258
124b5531b93
1327c473b50
14162cdc51d
15c7054cc3
hex7efa0c5f

2130316383 has 16 divisors (see below), whose sum is σ = 3086985440. Its totient is φ = 1298934144.

The previous prime is 2130316381. The next prime is 2130316387. The reversal of 2130316383 is 3836130312.

It is not a de Polignac number, because 2130316383 - 21 = 2130316381 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2130316383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130316381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246316 + ... + 254817.

It is an arithmetic number, because the mean of its divisors is an integer number (192936590).

Almost surely, 22130316383 is an apocalyptic number.

2130316383 is a deficient number, since it is larger than the sum of its proper divisors (956669057).

2130316383 is a wasteful number, since it uses less digits than its factorization.

2130316383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501258.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 2130316383 is about 46155.3505349055. The cubic root of 2130316383 is about 1286.7120528688.

Adding to 2130316383 its reverse (3836130312), we get a palindrome (5966446695).

The spelling of 2130316383 in words is "two billion, one hundred thirty million, three hundred sixteen thousand, three hundred eighty-three".

Divisors: 1 3 13 39 109 327 1417 4251 501133 1503399 6514729 19544187 54623497 163870491 710105461 2130316383