Base | Representation |
---|---|
bin | 1000011110101010101… |
… | …1111010100101000001 |
3 | 111221000002020211202201 |
4 | 2013222223322211001 |
5 | 4341313323121231 |
6 | 150530453313201 |
7 | 13344604426561 |
oct | 2075253724501 |
9 | 457002224681 |
10 | 145671301441 |
11 | 56862719926 |
12 | 24295035801 |
13 | 10976822473 |
14 | 709c916da1 |
15 | 3bc8a7c161 |
hex | 21eaafa941 |
145671301441 has 4 divisors (see below), whose sum is σ = 147723009984. Its totient is φ = 143619592900.
The previous prime is 145671301439. The next prime is 145671301453. The reversal of 145671301441 is 144103176541.
145671301441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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.
It is a cyclic number.
It is not a de Polignac number, because 145671301441 - 21 = 145671301439 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 145671301441.
It is not an unprimeable number, because it can be changed into a prime (145674301441) 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, 1025854165 + ... + 1025854306.
It is an arithmetic number, because the mean of its divisors is an integer number (36930752496).
Almost surely, 2145671301441 is an apocalyptic number.
It is an amenable number.
145671301441 is a deficient number, since it is larger than the sum of its proper divisors (2051708543).
145671301441 is an equidigital number, since it uses as much as digits as its factorization.
145671301441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2051708542.
The product of its (nonzero) digits is 40320, while the sum is 37.
Adding to 145671301441 its reverse (144103176541), we get a palindrome (289774477982).
The spelling of 145671301441 in words is "one hundred forty-five billion, six hundred seventy-one million, three hundred one thousand, four hundred forty-one".
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