Base | Representation |
---|---|
bin | 10000111111111… |
… | …00001000001111 |
3 | 100221022100100212 |
4 | 20133330020033 |
5 | 243000343404 |
6 | 22052113035 |
7 | 3350666453 |
oct | 1037741017 |
9 | 327270325 |
10 | 142590479 |
11 | 73541379 |
12 | 3b90577b |
13 | 23706485 |
14 | 14d1a663 |
15 | c7b906e |
hex | 87fc20f |
142590479 has 2 divisors, whose sum is σ = 142590480. Its totient is φ = 142590478.
The previous prime is 142590443. The next prime is 142590491. The reversal of 142590479 is 974095241.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 142590479 - 212 = 142586383 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142590439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71295239 + 71295240.
It is an arithmetic number, because the mean of its divisors is an integer number (71295240).
Almost surely, 2142590479 is an apocalyptic number.
142590479 is a deficient number, since it is larger than the sum of its proper divisors (1).
142590479 is an equidigital number, since it uses as much as digits as its factorization.
142590479 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 90720, while the sum is 41.
The square root of 142590479 is about 11941.1255332150. The cubic root of 142590479 is about 522.4324877859.
The spelling of 142590479 in words is "one hundred forty-two million, five hundred ninety thousand, four hundred seventy-nine".
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