Base | Representation |
---|---|
bin | 1000011101110001011… |
… | …1101000011111010001 |
3 | 111220101100021112001111 |
4 | 2013130113220133101 |
5 | 4340320330302231 |
6 | 150450553133321 |
7 | 13335626661061 |
oct | 2073427503721 |
9 | 456340245044 |
10 | 145431103441 |
11 | 5674a080588 |
12 | 242286ba241 |
13 | 10938b32480 |
14 | 7078a6d3a1 |
15 | 3bb29324b1 |
hex | 21dc5e87d1 |
145431103441 has 8 divisors (see below), whose sum is σ = 156991907520. Its totient is φ = 133923698832.
The previous prime is 145431103439. The next prime is 145431103453. The reversal of 145431103441 is 144301134541.
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 145431103441 - 21 = 145431103439 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145431106441) 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, 13344205 + ... + 13355098.
It is an arithmetic number, because the mean of its divisors is an integer number (19623988440).
Almost surely, 2145431103441 is an apocalyptic number.
It is an amenable number.
145431103441 is a deficient number, since it is larger than the sum of its proper divisors (11560804079).
145431103441 is a wasteful number, since it uses less digits than its factorization.
145431103441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26699735.
The product of its (nonzero) digits is 11520, while the sum is 31.
Adding to 145431103441 its reverse (144301134541), we get a palindrome (289732237982).
The spelling of 145431103441 in words is "one hundred forty-five billion, four hundred thirty-one million, one hundred three thousand, four hundred forty-one".
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