Base | Representation |
---|---|
bin | 10000111100101… |
… | …00111011110001 |
3 | 100220111212112211 |
4 | 20132110323301 |
5 | 242343332133 |
6 | 22035052121 |
7 | 3344256235 |
oct | 1036247361 |
9 | 326455484 |
10 | 142167793 |
11 | 73282849 |
12 | 3b741041 |
13 | 235b8c71 |
14 | 14c4a5c5 |
15 | c733bcd |
hex | 8794ef1 |
142167793 has 2 divisors, whose sum is σ = 142167794. Its totient is φ = 142167792.
The previous prime is 142167763. The next prime is 142167803. The reversal of 142167793 is 397761241.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 99042304 + 43125489 = 9952^2 + 6567^2 .
It is a cyclic number.
It is not a de Polignac number, because 142167793 - 225 = 108613361 is a prime.
It is not a weakly prime, because it can be changed into another prime (142167713) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71083896 + 71083897.
It is an arithmetic number, because the mean of its divisors is an integer number (71083897).
Almost surely, 2142167793 is an apocalyptic number.
It is an amenable number.
142167793 is a deficient number, since it is larger than the sum of its proper divisors (1).
142167793 is an equidigital number, since it uses as much as digits as its factorization.
142167793 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 63504, while the sum is 40.
The square root of 142167793 is about 11923.4136471063. The cubic root of 142167793 is about 521.9157551592.
The spelling of 142167793 in words is "one hundred forty-two million, one hundred sixty-seven thousand, seven hundred ninety-three".
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