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1312114442 = 22328524227
BaseRepresentation
bin100111000110101…
…0100011100001010
310101102222022122012
41032031110130022
510141400130232
6334111055522
744341534352
oct11615243412
93342868565
101312114442
11613722001
123075115a2
1317baba0a2
14c6395b62
157a2d49b2
hex4e35470a

1312114442 has 8 divisors (see below), whose sum is σ = 2053744416. Its totient is φ = 627532972.

The previous prime is 1312114421. The next prime is 1312114477. The reversal of 1312114442 is 2444112131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14262068 + ... + 14262159.

It is an arithmetic number, because the mean of its divisors is an integer number (256718052).

Almost surely, 21312114442 is an apocalyptic number.

1312114442 is a deficient number, since it is larger than the sum of its proper divisors (741629974).

1312114442 is a wasteful number, since it uses less digits than its factorization.

1312114442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28524252.

The product of its digits is 768, while the sum is 23.

The square root of 1312114442 is about 36223.1202686903. The cubic root of 1312114442 is about 1094.7725643999.

Adding to 1312114442 its reverse (2444112131), we get a palindrome (3756226573).

The spelling of 1312114442 in words is "one billion, three hundred twelve million, one hundred fourteen thousand, four hundred forty-two".

Divisors: 1 2 23 46 28524227 57048454 656057221 1312114442