Base | Representation |
---|---|
bin | 10011010010100110000010… |
… | …11011001000110110101111 |
3 | 12120012100022120122121120222 |
4 | 21221103001123020312233 |
5 | 21030003330041212033 |
6 | 230115345224001555 |
7 | 11635524423524363 |
oct | 1151230133106657 |
9 | 176170276577528 |
10 | 42420342132143 |
11 | 12575403268208 |
12 | 491141a9002bb |
13 | 1a892b49a4a41 |
14 | a69226a332a3 |
15 | 4d86b53e1598 |
hex | 2694c16c8daf |
42420342132143 has 8 divisors (see below), whose sum is σ = 42524372636400. Its totient is φ = 42316313156928.
The previous prime is 42420342132101. The next prime is 42420342132193. The reversal of 42420342132143 is 34123124302424.
It is a happy number.
42420342132143 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 42420342132143 - 26 = 42420342132079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42420342132193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71898380 + ... + 72485982.
It is an arithmetic number, because the mean of its divisors is an integer number (5315546579550).
Almost surely, 242420342132143 is an apocalyptic number.
42420342132143 is a deficient number, since it is larger than the sum of its proper divisors (104030504257).
42420342132143 is a wasteful number, since it uses less digits than its factorization.
42420342132143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764521.
The product of its (nonzero) digits is 110592, while the sum is 35.
Adding to 42420342132143 its reverse (34123124302424), we get a palindrome (76543466434567).
The spelling of 42420342132143 in words is "forty-two trillion, four hundred twenty billion, three hundred forty-two million, one hundred thirty-two thousand, one hundred forty-three".
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