Base | Representation |
---|---|
bin | 1000010011011000100… |
… | …0111111001001100001 |
3 | 111122011222112220012002 |
4 | 2010312020333021201 |
5 | 4314112403334431 |
6 | 145310130213345 |
7 | 13206544042055 |
oct | 2046610771141 |
9 | 448158486162 |
10 | 142642246241 |
11 | 55548913920 |
12 | 2378a724255 |
13 | 105b3107001 |
14 | 6c92509c65 |
15 | 3a9cb993cb |
hex | 213623f261 |
142642246241 has 8 divisors (see below), whose sum is σ = 155837564064. Its totient is φ = 129484901920.
The previous prime is 142642246199. The next prime is 142642246247.
142642246241 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-142642246241 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142642246195 and 142642246204.
It is not an unprimeable number, because it can be changed into a prime (142642246247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9485516 + ... + 9500541.
It is an arithmetic number, because the mean of its divisors is an integer number (19479695508).
Almost surely, 2142642246241 is an apocalyptic number.
142642246241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
142642246241 is a deficient number, since it is larger than the sum of its proper divisors (13195317823).
142642246241 is a wasteful number, since it uses less digits than its factorization.
142642246241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18986751.
The product of its digits is 147456, while the sum is 38.
It can be divided in two parts, 142642 and 246241, that added together give a palindrome (388883).
The spelling of 142642246241 in words is "one hundred forty-two billion, six hundred forty-two million, two hundred forty-six thousand, two hundred forty-one".
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