Base | Representation |
---|---|
bin | 10010101011111010… |
… | …00101101110111101 |
3 | 221220011000000122012 |
4 | 21111331011232331 |
5 | 131021143342341 |
6 | 4335244501005 |
7 | 503413461020 |
oct | 112575055675 |
9 | 27804000565 |
10 | 10032012221 |
11 | 428889a2a0 |
12 | 1b3b84a765 |
13 | c3b51830a |
14 | 6b24d71b7 |
15 | 3daad30eb |
hex | 255f45bbd |
10032012221 has 16 divisors (see below), whose sum is σ = 12528107520. Its totient is φ = 7804237680.
The previous prime is 10032012173. The next prime is 10032012229. The reversal of 10032012221 is 12221023001.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 10032012221 - 226 = 9964903357 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10032012196 and 10032012205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10032012229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60581 + ... + 154058.
It is an arithmetic number, because the mean of its divisors is an integer number (783006720).
Almost surely, 210032012221 is an apocalyptic number.
10032012221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10032012221 is a deficient number, since it is larger than the sum of its proper divisors (2496095299).
10032012221 is a wasteful number, since it uses less digits than its factorization.
10032012221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 215264.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 10032012221 its reverse (12221023001), we get a palindrome (22253035222).
The spelling of 10032012221 in words is "ten billion, thirty-two million, twelve thousand, two hundred twenty-one".
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