Base | Representation |
---|---|
bin | 1000010001011000000… |
… | …0110110000110110111 |
3 | 111120210102022121012022 |
4 | 2010112000312012313 |
5 | 4312011412204033 |
6 | 145140433343355 |
7 | 13160310422453 |
oct | 2042600660667 |
9 | 446712277168 |
10 | 142103241143 |
11 | 552a1636366 |
12 | 2365a107b5b |
13 | 10528546196 |
14 | 6c40abd663 |
15 | 3a6a6c9098 |
hex | 21160361b7 |
142103241143 has 4 divisors (see below), whose sum is σ = 145943869320. Its totient is φ = 138262612968.
The previous prime is 142103241097. The next prime is 142103241187. The reversal of 142103241143 is 341142301241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 142103241143 - 212 = 142103237047 is a prime.
It is a super-2 number, since 2×1421032411432 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142103240143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1920314033 + ... + 1920314106.
It is an arithmetic number, because the mean of its divisors is an integer number (36485967330).
Almost surely, 2142103241143 is an apocalyptic number.
142103241143 is a deficient number, since it is larger than the sum of its proper divisors (3840628177).
142103241143 is an equidigital number, since it uses as much as digits as its factorization.
142103241143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3840628176.
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 142103241143 its reverse (341142301241), we get a palindrome (483245542384).
The spelling of 142103241143 in words is "one hundred forty-two billion, one hundred three million, two hundred forty-one thousand, one hundred forty-three".
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