Base | Representation |
---|---|
bin | 10010110111110101… |
… | …11100001101011101 |
3 | 222011010100122000121 |
4 | 21123322330031131 |
5 | 131222310042341 |
6 | 4353222154541 |
7 | 506040350530 |
oct | 113372741535 |
9 | 28133318017 |
10 | 10132112221 |
11 | 432a349970 |
12 | 1b69282a51 |
13 | c5619549a |
14 | 6c1912a17 |
15 | 3e47a74d1 |
hex | 25bebc35d |
10132112221 has 16 divisors (see below), whose sum is σ = 12635781120. Its totient is φ = 7892941680.
The previous prime is 10132112219. The next prime is 10132112233. The reversal of 10132112221 is 12221123101.
It is a cyclic number.
It is not a de Polignac number, because 10132112221 - 21 = 10132112219 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10132112195 and 10132112204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10132112201) 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, 292120 + ... + 324958.
It is an arithmetic number, because the mean of its divisors is an integer number (789736320).
Almost surely, 210132112221 is an apocalyptic number.
10132112221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10132112221 is a deficient number, since it is larger than the sum of its proper divisors (2503668899).
10132112221 is a wasteful number, since it uses less digits than its factorization.
10132112221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36864.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 10132112221 its reverse (12221123101), we get a palindrome (22353235322).
The spelling of 10132112221 in words is "ten billion, one hundred thirty-two million, one hundred twelve thousand, two hundred twenty-one".
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