Base | Representation |
---|---|
bin | 111111001011110… |
… | …0111011110001011 |
3 | 12110202101021011111 |
4 | 1332113213132023 |
5 | 13320222321303 |
6 | 550213311151 |
7 | 103352503315 |
oct | 17627473613 |
9 | 5422337144 |
10 | 2120120203 |
11 | 998830763 |
12 | 4b20354b7 |
13 | 27a313bc6 |
14 | 1618067b5 |
15 | c61ddb6d |
hex | 7e5e778b |
2120120203 has 8 divisors (see below), whose sum is σ = 2176505408. Its totient is φ = 2064056904.
The previous prime is 2120120183. The next prime is 2120120237. The reversal of 2120120203 is 3020210212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2120120203 is a prime.
It is a super-2 number, since 2×21201202032 = 8989819350337522418, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2120120273) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67101 + ... + 93502.
It is an arithmetic number, because the mean of its divisors is an integer number (272063176).
Almost surely, 22120120203 is an apocalyptic number.
2120120203 is a deficient number, since it is larger than the sum of its proper divisors (56385205).
2120120203 is a wasteful number, since it uses less digits than its factorization.
2120120203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160953.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2120120203 is about 46044.7630355505. The cubic root of 2120120203 is about 1284.6559365900.
Adding to 2120120203 its reverse (3020210212), we get a palindrome (5140330415).
Subtracting 2120120203 from its reverse (3020210212), we obtain a palindrome (900090009).
The spelling of 2120120203 in words is "two billion, one hundred twenty million, one hundred twenty thousand, two hundred three".
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