Base | Representation |
---|---|
bin | 1000010001011111001… |
… | …1000000000000011001 |
3 | 111120212111121221112020 |
4 | 2010113303000000121 |
5 | 4312042042303410 |
6 | 145143423005053 |
7 | 13161122656320 |
oct | 2042763000031 |
9 | 446774557466 |
10 | 142133166105 |
11 | 55307515437 |
12 | 23668139789 |
13 | 105317c2c68 |
14 | 6c44a6d0b7 |
15 | 3a6d13aa70 |
hex | 2117cc0019 |
142133166105 has 32 divisors (see below), whose sum is σ = 260217370368. Its totient is φ = 64895980800.
The previous prime is 142133166073. The next prime is 142133166127. The reversal of 142133166105 is 501661331241.
It is a happy number.
It is not a de Polignac number, because 142133166105 - 25 = 142133166073 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 738186 + ... + 910595.
It is an arithmetic number, because the mean of its divisors is an integer number (8131792824).
Almost surely, 2142133166105 is an apocalyptic number.
142133166105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142133166105 is a deficient number, since it is larger than the sum of its proper divisors (118084204263).
142133166105 is a wasteful number, since it uses less digits than its factorization.
142133166105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1649617.
The product of its (nonzero) digits is 12960, while the sum is 33.
Adding to 142133166105 its reverse (501661331241), we get a palindrome (643794497346).
The spelling of 142133166105 in words is "one hundred forty-two billion, one hundred thirty-three million, one hundred sixty-six thousand, one hundred five".
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