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1131040322 = 219103288973
BaseRepresentation
bin100001101101010…
…0100111001000010
32220211020210122022
41003122210321002
54304021242242
6304122041442
740012453436
oct10332447102
92824223568
101131040322
11530496375
12276949282
1315042b339
14aa2dc9c6
15694680d2
hex436a4e42

1131040322 has 16 divisors (see below), whose sum is σ = 1803197760. Its totient is φ = 530552592.

The previous prime is 1131040321. The next prime is 1131040327. The reversal of 1131040322 is 2230401311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131040322.

It is not an unprimeable number, because it can be changed into a prime (1131040321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140573 + ... + 148400.

It is an arithmetic number, because the mean of its divisors is an integer number (112699860).

Almost surely, 21131040322 is an apocalyptic number.

1131040322 is a deficient number, since it is larger than the sum of its proper divisors (672157438).

1131040322 is a wasteful number, since it uses less digits than its factorization.

1131040322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289097.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1131040322 is about 33630.9429246342. The cubic root of 1131040322 is about 1041.8999791016.

Adding to 1131040322 its reverse (2230401311), we get a palindrome (3361441633).

The spelling of 1131040322 in words is "one billion, one hundred thirty-one million, forty thousand, three hundred twenty-two".

Divisors: 1 2 19 38 103 206 1957 3914 288973 577946 5490487 10980974 29764219 59528438 565520161 1131040322