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2013022322 = 21006511161
BaseRepresentation
bin111011111111100…
…0100100001110010
312012021212010111022
41313333010201302
513110313203242
6531430015442
7100612256513
oct16777044162
95167763438
102013022322
11943331513
124821a7582
1326108678c
141514c8a0a
15bbad60d2
hex77fc4872

2013022322 has 4 divisors (see below), whose sum is σ = 3019533486. Its totient is φ = 1006511160.

The previous prime is 2013022321. The next prime is 2013022331. The reversal of 2013022322 is 2232203102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1547714281 + 465308041 = 39341^2 + 21571^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2013022322.

It is not an unprimeable number, because it can be changed into a prime (2013022321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503255579 + ... + 503255582.

Almost surely, 22013022322 is an apocalyptic number.

2013022322 is a deficient number, since it is larger than the sum of its proper divisors (1006511164).

2013022322 is a wasteful number, since it uses less digits than its factorization.

2013022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006511163.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2013022322 is about 44866.7173080447. The cubic root of 2013022322 is about 1262.6496525799.

Adding to 2013022322 its reverse (2232203102), we get a palindrome (4245225424).

The spelling of 2013022322 in words is "two billion, thirteen million, twenty-two thousand, three hundred twenty-two".

Divisors: 1 2 1006511161 2013022322