Base | Representation |
---|---|
bin | 11101001010101111111… |
… | …01011011001101101100 |
3 | 10112210212020221111112210 |
4 | 32211113331123031230 |
5 | 112410002443200022 |
6 | 2044223350330420 |
7 | 132256345536102 |
oct | 16452775331554 |
9 | 3483766844483 |
10 | 1002203100012 |
11 | 357039582604 |
12 | 142297959a10 |
13 | 7367984420a |
14 | 36714c8dc72 |
15 | 1b109d96a0c |
hex | e957f5b36c |
1002203100012 has 24 divisors (see below), whose sum is σ = 2338498738800. Its totient is φ = 334064151616.
The previous prime is 1002203099987. The next prime is 1002203100013. The reversal of 1002203100012 is 2100013022001.
It is a super-2 number, since 2×10022031000122 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (1002203100013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 894814 + ... + 1674842.
It is an arithmetic number, because the mean of its divisors is an integer number (97437447450).
Almost surely, 21002203100012 is an apocalyptic number.
1002203100012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1002203100012 is an abundant number, since it is smaller than the sum of its proper divisors (1336295638788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002203100012 is a wasteful number, since it uses less digits than its factorization.
1002203100012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 887105 (or 887103 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 1002203100012 its reverse (2100013022001), we get a palindrome (3102216122013).
The spelling of 1002203100012 in words is "one trillion, two billion, two hundred three million, one hundred thousand, twelve".
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