Base | Representation |
---|---|
bin | 1000010100001101000… |
… | …0111101010111011011 |
3 | 111122202022212220002202 |
4 | 2011003100331113123 |
5 | 4320040241034044 |
6 | 145344033520415 |
7 | 13215156463064 |
oct | 2050320752733 |
9 | 448668786082 |
10 | 142862439899 |
11 | 55651139653 |
12 | 2383041310b |
13 | 1061991190a |
14 | 6cb386756b |
15 | 3ab2191c4e |
hex | 214343d5db |
142862439899 has 8 divisors (see below), whose sum is σ = 147802116000. Its totient is φ = 137923656192.
The previous prime is 142862439883. The next prime is 142862439989. The reversal of 142862439899 is 998934268241.
142862439899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142862439899 - 24 = 142862439883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142862432899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111122 + ... + 545960.
It is an arithmetic number, because the mean of its divisors is an integer number (18475264500).
Almost surely, 2142862439899 is an apocalyptic number.
142862439899 is a deficient number, since it is larger than the sum of its proper divisors (4939676101).
142862439899 is a wasteful number, since it uses less digits than its factorization.
142862439899 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446197.
The product of its digits is 53747712, while the sum is 65.
The spelling of 142862439899 in words is "one hundred forty-two billion, eight hundred sixty-two million, four hundred thirty-nine thousand, eight hundred ninety-nine".
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