Search a number
-
+
2130013404 = 2232212927791
BaseRepresentation
bin111111011110101…
…0110110011011100
312111102222220002100
41332331112303130
513330240412104
6551205325100
7103532546421
oct17675266334
95442886070
102130013404
119a3378662
124b5406790
1327c398c7c
14162c5dd48
15c6ee5139
hex7ef56cdc

2130013404 has 36 divisors (see below), whose sum is σ = 5386923360. Its totient is φ = 709645440.

The previous prime is 2130013289. The next prime is 2130013423. The reversal of 2130013404 is 4043100312.

2130013404 is a `hidden beast` number, since 21 + 300 + 1 + 340 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62749 + ... + 90539.

It is an arithmetic number, because the mean of its divisors is an integer number (149636760).

Almost surely, 22130013404 is an apocalyptic number.

It is an amenable number.

2130013404 is an abundant number, since it is smaller than the sum of its proper divisors (3256909956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130013404 is a wasteful number, since it uses less digits than its factorization.

2130013404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29930 (or 29925 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2130013404 is about 46152.0682526796. The cubic root of 2130013404 is about 1286.6510501593.

Adding to 2130013404 its reverse (4043100312), we get a palindrome (6173113716).

The spelling of 2130013404 in words is "two billion, one hundred thirty million, thirteen thousand, four hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 2129 4258 6387 8516 12774 19161 25548 27791 38322 55582 76644 83373 111164 166746 250119 333492 500238 1000476 59167039 118334078 177501117 236668156 355002234 532503351 710004468 1065006702 2130013404