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142314326018 = 261243732
BaseRepresentation
bin1000010010001010011…
…0000100100000000010
3111121100010111211012122
42010202212010200002
54312424431413033
6145213413524242
713165452545324
oct2044246044002
9447303454178
10142314326018
115539a7aa577
12236b8943682
13105601b1a87
146c60b49614
153a7dec2a98
hex2122984802

142314326018 has 18 divisors (see below), whose sum is σ = 217078031547. Its totient is φ = 69974646960.

The previous prime is 142314325999. The next prime is 142314326059. The reversal of 142314326018 is 810623413241.

It can be written as a sum of positive squares in 5 ways, for example, as 9142610689 + 133171715329 = 95617^2 + 364927^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=266753.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 32541680 + ... + 32546052.

Almost surely, 2142314326018 is an apocalyptic number.

142314326018 is a deficient number, since it is larger than the sum of its proper divisors (74763705529).

142314326018 is an frugal number, since it uses more digits than its factorization.

142314326018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8870 (or 4436 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 142314326018 its reverse (810623413241), we get a palindrome (952937739259).

The spelling of 142314326018 in words is "one hundred forty-two billion, three hundred fourteen million, three hundred twenty-six thousand, eighteen".

Divisors: 1 2 61 122 3721 4373 7442 8746 266753 533506 16271933 19123129 32543866 38246258 1166510869 2333021738 71157163009 142314326018