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12340444044 = 2236725759723
BaseRepresentation
bin10110111111000110…
…00011101110001100
31011212000201111210010
423133203003232030
5200233123202134
65400310313220
7614544020655
oct133743035614
934760644703
1012340444044
11526294a295
122484958810
1312188532c6
14850d1c52c
154c35bcce9
hex2df8c3b8c

12340444044 has 48 divisors (see below), whose sum is σ = 29338339968. Its totient is φ = 4036251648.

The previous prime is 12340444031. The next prime is 12340444091. The reversal of 12340444044 is 44044404321.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 176767 + ... + 236489.

It is an arithmetic number, because the mean of its divisors is an integer number (611215416).

Almost surely, 212340444044 is an apocalyptic number.

It is an amenable number.

12340444044 is an abundant number, since it is smaller than the sum of its proper divisors (16997895924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12340444044 is a wasteful number, since it uses less digits than its factorization.

12340444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60054 (or 60052 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 12340444044 its reverse (44044404321), we get a palindrome (56384848365).

The spelling of 12340444044 in words is "twelve billion, three hundred forty million, four hundred forty-four thousand, forty-four".

Divisors: 1 2 3 4 6 12 67 134 201 257 268 402 514 771 804 1028 1542 3084 17219 34438 51657 59723 68876 103314 119446 179169 206628 238892 358338 716676 4001441 8002882 12004323 15348811 16005764 24008646 30697622 46046433 48017292 61395244 92092866 184185732 1028370337 2056740674 3085111011 4113481348 6170222022 12340444044