Base | Representation |
---|---|
bin | 1000010101000110000… |
… | …0101011101110011011 |
3 | 111200100222121111200101 |
4 | 2011101200223232123 |
5 | 4321032432133341 |
6 | 145423452320231 |
7 | 13224121124044 |
oct | 2052140535633 |
9 | 450328544611 |
10 | 143101442971 |
11 | 55764041153 |
12 | 23898473077 |
13 | 106572a3a56 |
14 | 6cd74bd8cb |
15 | 3ac8152831 |
hex | 215182bb9b |
143101442971 has 2 divisors, whose sum is σ = 143101442972. Its totient is φ = 143101442970.
The previous prime is 143101442959. The next prime is 143101443049. The reversal of 143101442971 is 179244101341.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 143101442971 - 27 = 143101442843 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 143101442971.
It is not a weakly prime, because it can be changed into another prime (143101472971) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71550721485 + 71550721486.
It is an arithmetic number, because the mean of its divisors is an integer number (71550721486).
Almost surely, 2143101442971 is an apocalyptic number.
143101442971 is a deficient number, since it is larger than the sum of its proper divisors (1).
143101442971 is an equidigital number, since it uses as much as digits as its factorization.
143101442971 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24192, while the sum is 37.
The spelling of 143101442971 in words is "one hundred forty-three billion, one hundred one million, four hundred forty-two thousand, nine hundred seventy-one".
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