Search a number
-
+
2130013005 = 35793717891
BaseRepresentation
bin111111011110101…
…0110101101001101
312111102222212112120
41332331112231031
513330240404010
6551205323153
7103532545311
oct17675265515
95442885476
102130013005
119a337832a
124b54064b9
1327c398a33
14162c5db41
15c6ee4e70
hex7ef56b4d

2130013005 has 16 divisors (see below), whose sum is σ = 3408640704. Its totient is φ = 1135800320.

The previous prime is 2130012949. The next prime is 2130013019. The reversal of 2130013005 is 5003100312.

It is a happy number.

It is not a de Polignac number, because 2130013005 - 219 = 2129488717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110110 + ... + 128000.

It is an arithmetic number, because the mean of its divisors is an integer number (213040044).

Almost surely, 22130013005 is an apocalyptic number.

It is an amenable number.

2130013005 is a deficient number, since it is larger than the sum of its proper divisors (1278627699).

2130013005 is a wasteful number, since it uses less digits than its factorization.

2130013005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25836.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 2130013005 is about 46152.0639300129. The cubic root of 2130013005 is about 1286.6509698196.

Adding to 2130013005 its reverse (5003100312), we get a palindrome (7133113317).

The spelling of 2130013005 in words is "two billion, one hundred thirty million, thirteen thousand, five".

Divisors: 1 3 5 15 7937 17891 23811 39685 53673 89455 119055 268365 142000867 426002601 710004335 2130013005