Base | Representation |
---|---|
bin | 1000011100101010101… |
… | …1000111111100100101 |
3 | 111212121122122102211211 |
4 | 2013022223013330211 |
5 | 4334213330120031 |
6 | 150401310031421 |
7 | 13325363353615 |
oct | 2071253077445 |
9 | 455548572754 |
10 | 145134223141 |
11 | 56607537a66 |
12 | 241651a8571 |
13 | 108bc48765b |
14 | 704b46ca45 |
15 | 3b9683cbb1 |
hex | 21caac7f25 |
145134223141 has 8 divisors (see below), whose sum is σ = 149586200064. Its totient is φ = 140725680480.
The previous prime is 145134223109. The next prime is 145134223159. The reversal of 145134223141 is 141322431541.
It is a happy number.
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 145134223141 - 25 = 145134223109 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145134203141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10851781 + ... + 10865146.
It is an arithmetic number, because the mean of its divisors is an integer number (18698275008).
Almost surely, 2145134223141 is an apocalyptic number.
It is an amenable number.
145134223141 is a deficient number, since it is larger than the sum of its proper divisors (4451976923).
145134223141 is a wasteful number, since it uses less digits than its factorization.
145134223141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21717131.
The product of its digits is 11520, while the sum is 31.
Adding to 145134223141 its reverse (141322431541), we get a palindrome (286456654682).
The spelling of 145134223141 in words is "one hundred forty-five billion, one hundred thirty-four million, two hundred twenty-three thousand, one hundred forty-one".
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