Base | Representation |
---|---|
bin | 10010101000001101… |
… | …10101010111110101 |
3 | 221210222200001121202 |
4 | 21110012311113311 |
5 | 130440224342323 |
6 | 4332220222245 |
7 | 502556126003 |
oct | 112406652765 |
9 | 27728601552 |
10 | 10001012213 |
11 | 4272346555 |
12 | 1b3139a985 |
13 | c34c8310a |
14 | 6ac347a73 |
15 | 3d800cd28 |
hex | 2541b55f5 |
10001012213 has 4 divisors (see below), whose sum is σ = 10150281120. Its totient is φ = 9851743308.
The previous prime is 10001012183. The next prime is 10001012233. The reversal of 10001012213 is 31221010001.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 10001012213 - 212 = 10001008117 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10001012194 and 10001012203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10001012233) 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, 74634353 + ... + 74634486.
It is an arithmetic number, because the mean of its divisors is an integer number (2537570280).
Almost surely, 210001012213 is an apocalyptic number.
It is an amenable number.
10001012213 is a deficient number, since it is larger than the sum of its proper divisors (149268907).
10001012213 is an equidigital number, since it uses as much as digits as its factorization.
10001012213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149268906.
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 10001012213 its reverse (31221010001), we get a palindrome (41222022214).
The spelling of 10001012213 in words is "ten billion, one million, twelve thousand, two hundred thirteen".
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