Base | Representation |
---|---|
bin | 100000011000101001011001… |
… | …111110111100110100101111 |
3 | 200200022021212021110101110101 |
4 | 200120221121332330310233 |
5 | 122132043112034103424 |
6 | 1222531555201051531 |
7 | 42000213201035440 |
oct | 4030513176746457 |
9 | 620267767411411 |
10 | 142431215144239 |
11 | 4142381485829a |
12 | 13b84159926ba7 |
13 | 616228a642848 |
14 | 27259c98db2c7 |
15 | 116ee69519344 |
hex | 818a59fbcd2f |
142431215144239 has 32 divisors (see below), whose sum is σ = 165020318023680. Its totient is φ = 120413909532672.
The previous prime is 142431215144221. The next prime is 142431215144269. The reversal of 142431215144239 is 932441512134241.
It is not a de Polignac number, because 142431215144239 - 237 = 142293776190767 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142431215144269) 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, 3125593647 + ... + 3125639215.
It is an arithmetic number, because the mean of its divisors is an integer number (5156884938240).
Almost surely, 2142431215144239 is an apocalyptic number.
142431215144239 is a deficient number, since it is larger than the sum of its proper divisors (22589102879441).
142431215144239 is a wasteful number, since it uses less digits than its factorization.
142431215144239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66199.
The product of its digits is 829440, while the sum is 46.
The spelling of 142431215144239 in words is "one hundred forty-two trillion, four hundred thirty-one billion, two hundred fifteen million, one hundred forty-four thousand, two hundred thirty-nine".
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