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2331113141 = 7727458069
BaseRepresentation
bin1000101011110001…
…1111011010110101
320000110101211001202
42022330133122311
514233231110031
61023151502245
7111524064140
oct21274373265
96013354052
102331113141
11a96941895
12550827985
132b1c499b6
1418184b057
15d99ba2cb
hex8af1f6b5

2331113141 has 8 divisors (see below), whose sum is σ = 2667799680. Its totient is φ = 1995344208.

The previous prime is 2331113123. The next prime is 2331113149. The reversal of 2331113141 is 1413111332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2331113141 is a prime.

It is a super-2 number, since 2×23311131412 = 10868176952285771762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331113149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223946 + ... + 234123.

It is an arithmetic number, because the mean of its divisors is an integer number (333474960).

Almost surely, 22331113141 is an apocalyptic number.

It is an amenable number.

2331113141 is a deficient number, since it is larger than the sum of its proper divisors (336686539).

2331113141 is an equidigital number, since it uses as much as digits as its factorization.

2331113141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458803.

The product of its digits is 216, while the sum is 20.

The square root of 2331113141 is about 48281.6025106872. The cubic root of 2331113141 is about 1325.9315895008.

Adding to 2331113141 its reverse (1413111332), we get a palindrome (3744224473).

The spelling of 2331113141 in words is "two billion, three hundred thirty-one million, one hundred thirteen thousand, one hundred forty-one".

Divisors: 1 7 727 5089 458069 3206483 333016163 2331113141