Base | Representation |
---|---|
bin | 10011000000000100… |
… | …00111011011000101 |
3 | 222022221011200020101 |
4 | 21200002013123011 |
5 | 131342440231041 |
6 | 4404125004101 |
7 | 510535636135 |
oct | 114002073305 |
9 | 28287150211 |
10 | 10201102021 |
11 | 436528aa30 |
12 | 1b883b3631 |
13 | c6756c256 |
14 | 6cab50ac5 |
15 | 3ea883b31 |
hex | 2600876c5 |
10201102021 has 8 divisors (see below), whose sum is σ = 11138688288. Its totient is φ = 9265218000.
The previous prime is 10201101961. The next prime is 10201102039. The reversal of 10201102021 is 12020110201.
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 10201102021 - 219 = 10200577733 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10201101989 and 10201102007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10201102061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413010 + ... + 437011.
It is an arithmetic number, because the mean of its divisors is an integer number (1392336036).
Almost surely, 210201102021 is an apocalyptic number.
10201102021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10201102021 is a deficient number, since it is larger than the sum of its proper divisors (937586267).
10201102021 is a wasteful number, since it uses less digits than its factorization.
10201102021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851123.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 10201102021 its reverse (12020110201), we get a palindrome (22221212222).
The spelling of 10201102021 in words is "ten billion, two hundred one million, one hundred two thousand, twenty-one".
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