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1112311204 = 221889147209
BaseRepresentation
bin100001001001100…
…1000010110100100
32212112000021010021
41002103020112210
54234222424304
6302212404524
736364326544
oct10223102644
92775007107
101112311204
11520963964
12270616744
131495a1514
14a7a25324
15679b8a54
hex424c85a4

1112311204 has 12 divisors (see below), whose sum is σ = 1947588300. Its totient is φ = 555857408.

The previous prime is 1112311201. The next prime is 1112311223. The reversal of 1112311204 is 4021132111.

It can be written as a sum of positive squares in 2 ways, for example, as 817845604 + 294465600 = 28598^2 + 17160^2 .

It is not an unprimeable number, because it can be changed into a prime (1112311201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66049 + ... + 81160.

It is an arithmetic number, because the mean of its divisors is an integer number (162299025).

Almost surely, 21112311204 is an apocalyptic number.

It is an amenable number.

1112311204 is a deficient number, since it is larger than the sum of its proper divisors (835277096).

1112311204 is a wasteful number, since it uses less digits than its factorization.

1112311204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149102 (or 149100 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1112311204 is about 33351.3298685375. The cubic root of 1112311204 is about 1036.1169312420.

Adding to 1112311204 its reverse (4021132111), we get a palindrome (5133443315).

The spelling of 1112311204 in words is "one billion, one hundred twelve million, three hundred eleven thousand, two hundred four".

Divisors: 1 2 4 1889 3778 7556 147209 294418 588836 278077801 556155602 1112311204