Base | Representation |
---|---|
bin | 1000010100111100011… |
… | …0110101100110000001 |
3 | 111200021011201112122210 |
4 | 2011033012311212001 |
5 | 4320442121110332 |
6 | 145415452052333 |
7 | 13223121253431 |
oct | 2051706654601 |
9 | 450234645583 |
10 | 143061113217 |
11 | 557432a5880 |
12 | 23886a640a9 |
13 | 1064bb230a9 |
14 | 6cd1dc22c1 |
15 | 3ac4837ecc |
hex | 214f1b5981 |
143061113217 has 48 divisors (see below), whose sum is σ = 221548392000. Its totient is φ = 81419304960.
The previous prime is 143061113191. The next prime is 143061113249. The reversal of 143061113217 is 712311160341.
It is not a de Polignac number, because 143061113217 - 214 = 143061096833 is a prime.
It is a super-2 number, since 2×1430611132172 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (143061113297) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4265409 + ... + 4298817.
It is an arithmetic number, because the mean of its divisors is an integer number (4615591500).
Almost surely, 2143061113217 is an apocalyptic number.
143061113217 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
143061113217 is a deficient number, since it is larger than the sum of its proper divisors (78487278783).
143061113217 is a wasteful number, since it uses less digits than its factorization.
143061113217 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33906 (or 33889 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 30.
Adding to 143061113217 its reverse (712311160341), we get a palindrome (855372273558).
The spelling of 143061113217 in words is "one hundred forty-three billion, sixty-one million, one hundred thirteen thousand, two hundred seventeen".
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