Base | Representation |
---|---|
bin | 110000001010011111… |
… | …0011111111100101100 |
3 | 100212222021221110212221 |
4 | 1200110332133330230 |
5 | 3143311333040322 |
6 | 115303212205124 |
7 | 10321056132325 |
oct | 1402476377454 |
9 | 325867843787 |
10 | 103431143212 |
11 | 3a957202851 |
12 | 18066a697a4 |
13 | 99a461a9b7 |
14 | 5012a1744c |
15 | 2a555949c7 |
hex | 1814f9ff2c |
103431143212 has 12 divisors (see below), whose sum is σ = 184419680256. Its totient is φ = 50739806000.
The previous prime is 103431143191. The next prime is 103431143213. The reversal of 103431143212 is 212341134301.
It is a super-2 number, since 2×1034311432122 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (103431143213) 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, 243941164 + ... + 243941587.
It is an arithmetic number, because the mean of its divisors is an integer number (15368306688).
Almost surely, 2103431143212 is an apocalyptic number.
It is an amenable number.
103431143212 is a deficient number, since it is larger than the sum of its proper divisors (80988537044).
103431143212 is a wasteful number, since it uses less digits than its factorization.
103431143212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 487882808 (or 487882806 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 103431143212 its reverse (212341134301), we get a palindrome (315772277513).
The spelling of 103431143212 in words is "one hundred three billion, four hundred thirty-one million, one hundred forty-three thousand, two hundred twelve".
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