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1310143112 = 23239717333
BaseRepresentation
bin100111000010111…
…0011001010001000
310101022021011110222
41032011303022020
510140344034422
6334000525212
744316014135
oct11605631210
93338234428
101310143112
116125a5a03
12306920808
1317b579a15
14c600158c
157a045842
hex4e173288

1310143112 has 32 divisors (see below), whose sum is σ = 2566313280. Its totient is φ = 625859520.

The previous prime is 1310143103. The next prime is 1310143127. The reversal of 1310143112 is 2113410131.

It is an unprimeable number.

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, 174998 + ... + 182330.

It is an arithmetic number, because the mean of its divisors is an integer number (80197290).

Almost surely, 21310143112 is an apocalyptic number.

It is an amenable number.

1310143112 is a deficient number, since it is larger than the sum of its proper divisors (1256170168).

1310143112 is a wasteful number, since it uses less digits than its factorization.

1310143112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8333 (or 8329 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1310143112 is about 36195.8991047328. The cubic root of 1310143112 is about 1094.2240249220.

Adding to 1310143112 its reverse (2113410131), we get a palindrome (3423553243).

The spelling of 1310143112 in words is "one billion, three hundred ten million, one hundred forty-three thousand, one hundred twelve".

Divisors: 1 2 4 8 23 46 92 184 971 1942 3884 7333 7768 14666 22333 29332 44666 58664 89332 168659 178664 337318 674636 1349272 7120343 14240686 28481372 56962744 163767889 327535778 655071556 1310143112