Base | Representation |
---|---|
bin | 10011000101111111011… |
… | …100111000011111001000 |
3 | 11122102202201211221210210 |
4 | 103011333130320133020 |
5 | 132444141421144422 |
6 | 2442434423241120 |
7 | 163540100025360 |
oct | 23057734703710 |
9 | 4572681757723 |
10 | 1312103303112 |
11 | 466507120a38 |
12 | 1923648a91a0 |
13 | 9696678b064 |
14 | 47712bb79a0 |
15 | 241e679e10c |
hex | 1317f7387c8 |
1312103303112 has 32 divisors (see below), whose sum is σ = 3748866580800. Its totient is φ = 374886657984.
The previous prime is 1312103303087. The next prime is 1312103303167. The reversal of 1312103303112 is 2113033012131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3905069187 + ... + 3905069522.
It is an arithmetic number, because the mean of its divisors is an integer number (117152080650).
Almost surely, 21312103303112 is an apocalyptic number.
1312103303112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1312103303112 is an abundant number, since it is smaller than the sum of its proper divisors (2436763277688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312103303112 is a wasteful number, since it uses less digits than its factorization.
1312103303112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7810138725 (or 7810138721 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 1312103303112 its reverse (2113033012131), we get a palindrome (3425136315243).
The spelling of 1312103303112 in words is "one trillion, three hundred twelve billion, one hundred three million, three hundred three thousand, one hundred twelve".
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