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1131331022 = 21929771869
BaseRepresentation
bin100001101101110…
…1011110111001110
32220211210120101222
41003123223313032
54304110043042
6304132203342
740015104113
oct10333536716
92824716358
101131331022
11530674818
12276a69552
13150500753
14aa37690a
15694c42d2
hex436ebdce

1131331022 has 8 divisors (see below), whose sum is σ = 1786312200. Its totient is φ = 535893624.

The previous prime is 1131331021. The next prime is 1131331037. The reversal of 1131331022 is 2201331311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131331021) 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 3 ways as a sum of consecutive naturals, for example, 14885897 + ... + 14885972.

It is an arithmetic number, because the mean of its divisors is an integer number (223289025).

Almost surely, 21131331022 is an apocalyptic number.

1131331022 is a deficient number, since it is larger than the sum of its proper divisors (654981178).

1131331022 is a wasteful number, since it uses less digits than its factorization.

1131331022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29771890.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1131331022 is about 33635.2645596850. The cubic root of 1131331022 is about 1041.9892345045.

Adding to 1131331022 its reverse (2201331311), we get a palindrome (3332662333).

The spelling of 1131331022 in words is "one billion, one hundred thirty-one million, three hundred thirty-one thousand, twenty-two".

Divisors: 1 2 19 38 29771869 59543738 565665511 1131331022