Base | Representation |
---|---|
bin | 11101001000100110100… |
… | …101011111001011111100 |
3 | 21002101202221100200011021 |
4 | 131020212211133023330 |
5 | 230300301120334322 |
6 | 4131430352433524 |
7 | 264434646145234 |
oct | 35104645371374 |
9 | 7071687320137 |
10 | 2002102121212 |
11 | 7020a54a8646 |
12 | 28402bb488a4 |
13 | 116a49c1588b |
14 | 6cc8bb2ccc4 |
15 | 3712c8134c7 |
hex | 1d22695f2fc |
2002102121212 has 24 divisors (see below), whose sum is σ = 3527329806000. Its totient is φ = 994294125696.
The previous prime is 2002102121167. The next prime is 2002102121251. The reversal of 2002102121212 is 2121212012002.
It is a happy number.
It is a congruent number.
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, 21166239 + ... + 21260617.
It is an arithmetic number, because the mean of its divisors is an integer number (146972075250).
Almost surely, 22002102121212 is an apocalyptic number.
It is an amenable number.
2002102121212 is a deficient number, since it is larger than the sum of its proper divisors (1525227684788).
2002102121212 is a wasteful number, since it uses less digits than its factorization.
2002102121212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130125 (or 130123 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2002102121212 its reverse (2121212012002), we get a palindrome (4123314133214).
The spelling of 2002102121212 in words is "two trillion, two billion, one hundred two million, one hundred twenty-one thousand, two hundred twelve".
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