Search a number
-
+
2232051131 = 20111109921
BaseRepresentation
bin1000010100001010…
…0110010110111011
312202112222221112102
42011002212112323
514032401114011
61005252334015
7106212056462
oct20502462673
95675887472
102232051131
11a45a31062
1252361430b
1329757411b
141726219d9
15d0e4d73b
hex850a65bb

2232051131 has 4 divisors (see below), whose sum is σ = 2233163064. Its totient is φ = 2230939200.

The previous prime is 2232051127. The next prime is 2232051209. The reversal of 2232051131 is 1311502322.

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

It is a cyclic number.

It is not a de Polignac number, because 2232051131 - 22 = 2232051127 is a prime.

It is a super-3 number, since 3×22320511313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2232051331) 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, 552950 + ... + 556971.

It is an arithmetic number, because the mean of its divisors is an integer number (558290766).

Almost surely, 22232051131 is an apocalyptic number.

2232051131 is a deficient number, since it is larger than the sum of its proper divisors (1111933).

2232051131 is a wasteful number, since it uses less digits than its factorization.

2232051131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111932.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2232051131 is about 47244.5883779296. The cubic root of 2232051131 is about 1306.8769946450.

Adding to 2232051131 its reverse (1311502322), we get a palindrome (3543553453).

The spelling of 2232051131 in words is "two billion, two hundred thirty-two million, fifty-one thousand, one hundred thirty-one".

Divisors: 1 2011 1109921 2232051131