Base | Representation |
---|---|
bin | 1000011101010010010… |
… | …1101000010111101001 |
3 | 111220001020121222120222 |
4 | 2013110211220113221 |
5 | 4340033420231431 |
6 | 150430011055425 |
7 | 13332453225062 |
oct | 2072445502751 |
9 | 456036558528 |
10 | 145300555241 |
11 | 56692414806 |
12 | 241b0a41575 |
13 | 10917a8430a |
14 | 70655a9569 |
15 | 3ba624657b |
hex | 21d49685e9 |
145300555241 has 4 divisors (see below), whose sum is σ = 145758916932. Its totient is φ = 144842193552.
The previous prime is 145300555219. The next prime is 145300555243. The reversal of 145300555241 is 142555003541.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4150065241 + 141150490000 = 64421^2 + 375700^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145300555241 is a prime.
It is a super-2 number, since 2×1453005552412 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145300555243) 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, 229180370 + ... + 229181003.
It is an arithmetic number, because the mean of its divisors is an integer number (36439729233).
Almost surely, 2145300555241 is an apocalyptic number.
It is an amenable number.
145300555241 is a deficient number, since it is larger than the sum of its proper divisors (458361691).
145300555241 is an equidigital number, since it uses as much as digits as its factorization.
145300555241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458361690.
The product of its (nonzero) digits is 60000, while the sum is 35.
Adding to 145300555241 its reverse (142555003541), we get a palindrome (287855558782).
The spelling of 145300555241 in words is "one hundred forty-five billion, three hundred million, five hundred fifty-five thousand, two hundred forty-one".
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