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1332012231 = 321128347543
BaseRepresentation
bin100111101100100…
…1110010011000111
310102211102020021100
41033121032103013
510211443342411
6340101351143
745002626404
oct11731162307
93384366240
101332012231
11623982560
123121084b3
13182c65b24
14c8c952ab
157be15456
hex4f64e4c7

1332012231 has 24 divisors (see below), whose sum is σ = 2106389376. Its totient is φ = 804410640.

The previous prime is 1332012221. The next prime is 1332012257. The reversal of 1332012231 is 1322102331.

It is not a de Polignac number, because 1332012231 - 219 = 1331487943 is a prime.

It is a super-2 number, since 2×13320122312 = 3548513167067194722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332012221) 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 23 ways as a sum of consecutive naturals, for example, 4246 + ... + 51788.

It is an arithmetic number, because the mean of its divisors is an integer number (87766224).

Almost surely, 21332012231 is an apocalyptic number.

1332012231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1332012231 is a deficient number, since it is larger than the sum of its proper divisors (774377145).

1332012231 is a wasteful number, since it uses less digits than its factorization.

1332012231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47843 (or 47840 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1332012231 is about 36496.7427450725. The cubic root of 1332012231 is about 1100.2787808558.

Adding to 1332012231 its reverse (1322102331), we get a palindrome (2654114562).

The spelling of 1332012231 in words is "one billion, three hundred thirty-two million, twelve thousand, two hundred thirty-one".

Divisors: 1 3 9 11 33 99 283 849 2547 3113 9339 28017 47543 142629 427887 522973 1568919 4706757 13454669 40364007 121092021 148001359 444004077 1332012231