Base | Representation |
---|---|
bin | 10011000000000011… |
… | …10011111010010101 |
3 | 222022221000121121101 |
4 | 21200001303322111 |
5 | 131342430201401 |
6 | 4404123150101 |
7 | 510535154134 |
oct | 114001637225 |
9 | 28287017541 |
10 | 10201022101 |
11 | 4365235986 |
12 | 1b88375331 |
13 | c67541a6a |
14 | 6cab2d91b |
15 | 3ea86a101 |
hex | 260073e95 |
10201022101 has 4 divisors (see below), whose sum is σ = 10240715052. Its totient is φ = 10161329152.
The previous prime is 10201022093. The next prime is 10201022129. The reversal of 10201022101 is 10122010201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10122010201 = 19 ⋅532737379.
It can be written as a sum of positive squares in 2 ways, for example, as 10120561201 + 80460900 = 100601^2 + 8970^2 .
It is a cyclic number.
It is not a de Polignac number, because 10201022101 - 23 = 10201022093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10201022191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19846090 + ... + 19846603.
It is an arithmetic number, because the mean of its divisors is an integer number (2560178763).
Almost surely, 210201022101 is an apocalyptic number.
It is an amenable number.
10201022101 is a deficient number, since it is larger than the sum of its proper divisors (39692951).
10201022101 is an equidigital number, since it uses as much as digits as its factorization.
10201022101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39692950.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 10201022101 its reverse (10122010201), we get a palindrome (20323032302).
The spelling of 10201022101 in words is "ten billion, two hundred one million, twenty-two thousand, one hundred one".
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