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2130103013 = 2638099251
BaseRepresentation
bin111111011110110…
…1100101011100101
312111110011110000012
41332331230223211
513330301244023
6551211300005
7103533401603
oct17675545345
95443143005
102130103013
119a3429a15
124b544a605
1327c3ca9ac
14162c84873
15c7011978
hex7ef6cae5

2130103013 has 4 divisors (see below), whose sum is σ = 2138202528. Its totient is φ = 2122003500.

The previous prime is 2130102973. The next prime is 2130103039. The reversal of 2130103013 is 3103010312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2130103013 - 216 = 2130037477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130153013) 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, 4049363 + ... + 4049888.

It is an arithmetic number, because the mean of its divisors is an integer number (534550632).

Almost surely, 22130103013 is an apocalyptic number.

It is an amenable number.

2130103013 is a deficient number, since it is larger than the sum of its proper divisors (8099515).

2130103013 is an equidigital number, since it uses as much as digits as its factorization.

2130103013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8099514.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 2130103013 is about 46153.0390440326. The cubic root of 2130103013 is about 1286.6690929092.

Adding to 2130103013 its reverse (3103010312), we get a palindrome (5233113325).

The spelling of 2130103013 in words is "two billion, one hundred thirty million, one hundred three thousand, thirteen".

Divisors: 1 263 8099251 2130103013