Search a number
-
+
2144413213 = 7187734439
BaseRepresentation
bin111111111010001…
…0010011000011101
312112110002110220121
41333310102120131
513342432210323
6552442114541
7104066132365
oct17764223035
95473073817
102144413213
11a00513428
124ba1aba51
1328236b377
14164b2b9a5
15c83dba5d
hex7fd1261d

2144413213 has 8 divisors (see below), whose sum is σ = 2177159040. Its totient is φ = 2111738160.

The previous prime is 2144413199. The next prime is 2144413217. The reversal of 2144413213 is 3123144412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2144413213 - 225 = 2110858781 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 (2144413217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45048 + ... + 79486.

It is an arithmetic number, because the mean of its divisors is an integer number (272144880).

Almost surely, 22144413213 is an apocalyptic number.

It is an amenable number.

2144413213 is a deficient number, since it is larger than the sum of its proper divisors (32745827).

2144413213 is an equidigital number, since it uses as much as digits as its factorization.

2144413213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35387.

The product of its digits is 2304, while the sum is 25.

The square root of 2144413213 is about 46307.8094169871. The cubic root of 2144413213 is about 1289.5439793902.

Adding to 2144413213 its reverse (3123144412), we get a palindrome (5267557625).

The spelling of 2144413213 in words is "two billion, one hundred forty-four million, four hundred thirteen thousand, two hundred thirteen".

Divisors: 1 71 877 34439 62267 2445169 30203003 2144413213