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2238983131 = 71129077703
BaseRepresentation
bin1000010101110100…
…0010101111011011
312210001001010110011
42011131002233123
514041134430011
61010101102351
7106325020420
oct20535025733
95701033404
102238983131
11a49936190
125259b79b7
13298b303b8
14173507d47
15d186c621
hex85742bdb

2238983131 has 8 divisors (see below), whose sum is σ = 2791459584. Its totient is φ = 1744662120.

The previous prime is 2238983129. The next prime is 2238983137. The reversal of 2238983131 is 1313898322.

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 2238983131 - 21 = 2238983129 is a prime.

It is a super-2 number, since 2×22389831312 = 10026090921805126322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2238983137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14538775 + ... + 14538928.

It is an arithmetic number, because the mean of its divisors is an integer number (348932448).

Almost surely, 22238983131 is an apocalyptic number.

2238983131 is a deficient number, since it is larger than the sum of its proper divisors (552476453).

2238983131 is a wasteful number, since it uses less digits than its factorization.

2238983131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29077721.

The product of its digits is 62208, while the sum is 40.

The square root of 2238983131 is about 47317.8944058165. The cubic root of 2238983131 is about 1308.2285032789.

The spelling of 2238983131 in words is "two billion, two hundred thirty-eight million, nine hundred eighty-three thousand, one hundred thirty-one".

Divisors: 1 7 11 77 29077703 203543921 319854733 2238983131