Base | Representation |
---|---|
bin | 1011110100101001101… |
… | …1101000101000111001 |
3 | 201102021020110220102210 |
4 | 2331022123220220321 |
5 | 11311433212034431 |
6 | 233150343445333 |
7 | 20450211252216 |
oct | 2751233505071 |
9 | 642236426383 |
10 | 203112221241 |
11 | 79159610076 |
12 | 33445a56849 |
13 | 161cc035ac7 |
14 | 9b8b57ab0d |
15 | 543b7d3d46 |
hex | 2f4a6e8a39 |
203112221241 has 8 divisors (see below), whose sum is σ = 278135654464. Its totient is φ = 131748467760.
The previous prime is 203112221237. The next prime is 203112221269. The reversal of 203112221241 is 142122211302.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 203112221241 - 22 = 203112221237 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203112221231) 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, 914919805 + ... + 914920026.
It is an arithmetic number, because the mean of its divisors is an integer number (34766956808).
Almost surely, 2203112221241 is an apocalyptic number.
It is an amenable number.
203112221241 is a deficient number, since it is larger than the sum of its proper divisors (75023433223).
203112221241 is a wasteful number, since it uses less digits than its factorization.
203112221241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1829839871.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 203112221241 its reverse (142122211302), we get a palindrome (345234432543).
The spelling of 203112221241 in words is "two hundred three billion, one hundred twelve million, two hundred twenty-one thousand, two hundred forty-one".
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