Base | Representation |
---|---|
bin | 100000010100011100000100… |
… | …101001000110101001001101 |
3 | 200122021122101210210121010012 |
4 | 200110130010221012221031 |
5 | 122112323324224420401 |
6 | 1222151050501123005 |
7 | 41640264530354363 |
oct | 4024340451065115 |
9 | 618248353717105 |
10 | 142142020545101 |
11 | 41322101a65655 |
12 | 13b380ab0b9465 |
13 | 6140c20325675 |
14 | 27159d3891633 |
15 | 11676907aa8bb |
hex | 814704a46a4d |
142142020545101 has 32 divisors (see below), whose sum is σ = 151812656352000. Its totient is φ = 132799848445440.
The previous prime is 142142020545061. The next prime is 142142020545139. The reversal of 142142020545101 is 101545020241241.
It is a cyclic number.
It is not a de Polignac number, because 142142020545101 - 26 = 142142020545037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142142020505101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130103531 + ... + 131191511.
It is an arithmetic number, because the mean of its divisors is an integer number (4744145511000).
Almost surely, 2142142020545101 is an apocalyptic number.
It is an amenable number.
142142020545101 is a deficient number, since it is larger than the sum of its proper divisors (9670635806899).
142142020545101 is a wasteful number, since it uses less digits than its factorization.
142142020545101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1088789.
The product of its (nonzero) digits is 12800, while the sum is 32.
Adding to 142142020545101 its reverse (101545020241241), we get a palindrome (243687040786342).
The spelling of 142142020545101 in words is "one hundred forty-two trillion, one hundred forty-two billion, twenty million, five hundred forty-five thousand, one hundred one".
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