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12314444442 = 2313963146989
BaseRepresentation
bin10110111011111111…
…11000001010011010
31011210012210121000220
423131333320022122
5200204444210232
65353541140510
7614110023246
oct133577701232
934705717026
1012314444442
11524a201413
1224780ba736
13121334c121
1484b6b1426
154c118442c
hex2ddff829a

12314444442 has 16 divisors (see below), whose sum is σ = 24630820320. Its totient is φ = 4104492912.

The previous prime is 12314444437. The next prime is 12314444473. The reversal of 12314444442 is 24444441321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10284 + ... + 157272.

It is an arithmetic number, because the mean of its divisors is an integer number (1539426270).

Almost surely, 212314444442 is an apocalyptic number.

12314444442 is an abundant number, since it is smaller than the sum of its proper divisors (12316375878).

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

12314444442 is a wasteful number, since it uses less digits than its factorization.

12314444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160957.

The product of its digits is 49152, while the sum is 33.

Adding to 12314444442 its reverse (24444441321), we get a palindrome (36758885763).

The spelling of 12314444442 in words is "twelve billion, three hundred fourteen million, four hundred forty-four thousand, four hundred forty-two".

Divisors: 1 2 3 6 13963 27926 41889 83778 146989 293978 440967 881934 2052407407 4104814814 6157222221 12314444442