Base | Representation |
---|---|
bin | 1000010010101010110… |
… | …0110011111111100101 |
3 | 111121200121101120201200 |
4 | 2010222230303333211 |
5 | 4313214234424031 |
6 | 145235112313113 |
7 | 13202023444365 |
oct | 2045254637745 |
9 | 447617346650 |
10 | 142450311141 |
11 | 5545a53a176 |
12 | 237363a2799 |
13 | 10582414848 |
14 | 6c74c269a5 |
15 | 3a8add48e6 |
hex | 212ab33fe5 |
142450311141 has 12 divisors (see below), whose sum is σ = 207263471532. Its totient is φ = 94273684416.
The previous prime is 142450311121. The next prime is 142450311151. The reversal of 142450311141 is 141113054241.
It is a happy number.
142450311141 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 503 + 11 + 141 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 41530364100 + 100919947041 = 203790^2 + 317679^2 .
It is not a de Polignac number, because 142450311141 - 25 = 142450311109 is a prime.
It is a super-2 number, since 2×1424503111412 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142450311121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57764506 + ... + 57766971.
It is an arithmetic number, because the mean of its divisors is an integer number (17271955961).
Almost surely, 2142450311141 is an apocalyptic number.
It is an amenable number.
142450311141 is a deficient number, since it is larger than the sum of its proper divisors (64813160391).
142450311141 is a wasteful number, since it uses less digits than its factorization.
142450311141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115531620 (or 115531617 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
Adding to 142450311141 its reverse (141113054241), we get a palindrome (283563365382).
The spelling of 142450311141 in words is "one hundred forty-two billion, four hundred fifty million, three hundred eleven thousand, one hundred forty-one".
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