Base | Representation |
---|---|
bin | 10010110100000010… |
… | …10010010010110111 |
3 | 222001220100101122101 |
4 | 21122001102102313 |
5 | 131141124033421 |
6 | 4350122442531 |
7 | 505202314531 |
oct | 113201222267 |
9 | 28056311571 |
10 | 10100221111 |
11 | 4313347682 |
12 | 1b5a663447 |
13 | c4c6aa7c6 |
14 | 6bb5b0851 |
15 | 3e1aa8191 |
hex | 25a0524b7 |
10100221111 has 8 divisors (see below), whose sum is σ = 10218602240. Its totient is φ = 9982307808.
The previous prime is 10100221093. The next prime is 10100221121. The reversal of 10100221111 is 11112200101.
10100221111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10100221111 - 27 = 10100220983 is a prime.
It is a super-4 number, since 4×101002211114 (a number of 41 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10100221121) 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, 73431 + ... + 159976.
It is an arithmetic number, because the mean of its divisors is an integer number (1277325280).
Almost surely, 210100221111 is an apocalyptic number.
10100221111 is a deficient number, since it is larger than the sum of its proper divisors (118381129).
10100221111 is a wasteful number, since it uses less digits than its factorization.
10100221111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 233913.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 10100221111 its reverse (11112200101), we get a palindrome (21212421212).
The spelling of 10100221111 in words is "ten billion, one hundred million, two hundred twenty-one thousand, one hundred eleven".
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