Base | Representation |
---|---|
bin | 101111001110100110… |
… | …0000001010111011001 |
3 | 100200210020022001201111 |
4 | 1132131030001113121 |
5 | 3130202341001131 |
6 | 114331541020321 |
7 | 10220213602042 |
oct | 1363514012731 |
9 | 320706261644 |
10 | 101421422041 |
11 | 3a015826565 |
12 | 177a59b46a1 |
13 | 974414b984 |
14 | 4ca1b4b8c9 |
15 | 2988e11ab1 |
hex | 179d3015d9 |
101421422041 has 4 divisors (see below), whose sum is σ = 101568197584. Its totient is φ = 101274646500.
The previous prime is 101421422029. The next prime is 101421422071. The reversal of 101421422041 is 140224124101.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140224124101 = 6599 ⋅21249299.
It is a cyclic number.
It is not a de Polignac number, because 101421422041 - 227 = 101287204313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101421422071) 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 3 ways as a sum of consecutive naturals, for example, 73386735 + ... + 73388116.
It is an arithmetic number, because the mean of its divisors is an integer number (25392049396).
Almost surely, 2101421422041 is an apocalyptic number.
It is an amenable number.
101421422041 is a deficient number, since it is larger than the sum of its proper divisors (146775543).
101421422041 is an equidigital number, since it uses as much as digits as its factorization.
101421422041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146775542.
The product of its (nonzero) digits is 512, while the sum is 22.
Adding to 101421422041 its reverse (140224124101), we get a palindrome (241645546142).
The spelling of 101421422041 in words is "one hundred one billion, four hundred twenty-one million, four hundred twenty-two thousand, forty-one".
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