Base | Representation |
---|---|
bin | 1000010100000111101… |
… | …1101001100010001101 |
3 | 111122200202210201012002 |
4 | 2011001323221202031 |
5 | 4320014024421204 |
6 | 145341514322045 |
7 | 13214465421341 |
oct | 2050173514215 |
9 | 448622721162 |
10 | 142840076429 |
11 | 5563a554646 |
12 | 23824a29325 |
13 | 106150b17ab |
14 | 6cb08c5621 |
15 | 3ab022591e |
hex | 2141ee988d |
142840076429 has 8 divisors (see below), whose sum is σ = 151246105920. Its totient is φ = 134434454976.
The previous prime is 142840076389. The next prime is 142840076437. The reversal of 142840076429 is 924670048241.
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 142840076429 - 220 = 142839027853 is a prime.
It is a super-6 number, since 6×1428400764296 (a number of 68 digits) contains 666666 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142840076629) 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, 900032 + ... + 1046774.
It is an arithmetic number, because the mean of its divisors is an integer number (18905763240).
Almost surely, 2142840076429 is an apocalyptic number.
It is an amenable number.
142840076429 is a deficient number, since it is larger than the sum of its proper divisors (8406029491).
142840076429 is a wasteful number, since it uses less digits than its factorization.
142840076429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204019.
The product of its (nonzero) digits is 774144, while the sum is 47.
The spelling of 142840076429 in words is "one hundred forty-two billion, eight hundred forty million, seventy-six thousand, four hundred twenty-nine".
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