Base | Representation |
---|---|
bin | 1011110000100000100… |
… | …0110110100010111101 |
3 | 201022101201122021101102 |
4 | 2330020020312202331 |
5 | 11302144000014323 |
6 | 232444133022445 |
7 | 20410514452223 |
oct | 2741010664275 |
9 | 638351567342 |
10 | 202000001213 |
11 | 7873880976a |
12 | 33195484a25 |
13 | 16082796c4a |
14 | 9ac397ab13 |
15 | 53c3d37328 |
hex | 2f082368bd |
202000001213 has 4 divisors (see below), whose sum is σ = 202026988800. Its totient is φ = 201973013628.
The previous prime is 202000001179. The next prime is 202000001243. The reversal of 202000001213 is 312100000202.
It is a happy number.
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 202000001213 - 28 = 202000000957 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 202000001194 and 202000001203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202000001243) 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, 13482563 + ... + 13497536.
It is an arithmetic number, because the mean of its divisors is an integer number (50506747200).
Almost surely, 2202000001213 is an apocalyptic number.
It is an amenable number.
202000001213 is a deficient number, since it is larger than the sum of its proper divisors (26987587).
202000001213 is an equidigital number, since it uses as much as digits as its factorization.
202000001213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26987586.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 202000001213 its reverse (312100000202), we get a palindrome (514100001415).
The spelling of 202000001213 in words is "two hundred two billion, one thousand, two hundred thirteen".
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