Base | Representation |
---|---|
bin | 1011111011000… |
… | …00100011100101 |
3 | 20222012001012222 |
4 | 11331200203211 |
5 | 201100311323 |
6 | 13531322125 |
7 | 2323033652 |
oct | 575404345 |
9 | 228161188 |
10 | 100010213 |
11 | 514a9176 |
12 | 295b0345 |
13 | 17948354 |
14 | d3d4c29 |
15 | 8ba79c8 |
hex | 5f608e5 |
100010213 has 4 divisors (see below), whose sum is σ = 100092300. Its totient is φ = 99928128.
The previous prime is 100010203. The next prime is 100010227. The reversal of 100010213 is 312010001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312010001 = 19 ⋅16421579.
It can be written as a sum of positive squares in 2 ways, for example, as 68178049 + 31832164 = 8257^2 + 5642^2 .
It is a cyclic number.
It is not a de Polignac number, because 100010213 - 212 = 100006117 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 100010213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100010203) 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, 39188 + ... + 41661.
It is an arithmetic number, because the mean of its divisors is an integer number (25023075).
Almost surely, 2100010213 is an apocalyptic number.
It is an amenable number.
100010213 is a deficient number, since it is larger than the sum of its proper divisors (82087).
100010213 is an equidigital number, since it uses as much as digits as its factorization.
100010213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82086.
The product of its (nonzero) digits is 6, while the sum is 8.
The square root of 100010213 is about 10000.5106369625. The cubic root of 100010213 is about 464.1746843390.
Adding to 100010213 its reverse (312010001), we get a palindrome (412020214).
The spelling of 100010213 in words is "one hundred million, ten thousand, two hundred thirteen".
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