Base | Representation |
---|---|
bin | 1000010101100011100… |
… | …0110111000010000101 |
3 | 111200200121112002120012 |
4 | 2011120320313002011 |
5 | 4321311124040003 |
6 | 145444033320005 |
7 | 13230153202502 |
oct | 2053070670205 |
9 | 450617462505 |
10 | 143225221253 |
11 | 558179a3654 |
12 | 23911a06005 |
13 | 10676b2163a |
14 | 6d09b004a9 |
15 | 3ad3e528d8 |
hex | 2158e37085 |
143225221253 has 8 divisors (see below), whose sum is σ = 143732816928. Its totient is φ = 142718171344.
The previous prime is 143225221229. The next prime is 143225221291. The reversal of 143225221253 is 352122522341.
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 143225221253 - 26 = 143225221189 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143225221553) 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, 392975 + ... + 663987.
It is an arithmetic number, because the mean of its divisors is an integer number (17966602116).
Almost surely, 2143225221253 is an apocalyptic number.
It is an amenable number.
143225221253 is a deficient number, since it is larger than the sum of its proper divisors (507595675).
143225221253 is a wasteful number, since it uses less digits than its factorization.
143225221253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272883.
The product of its digits is 28800, while the sum is 32.
Adding to 143225221253 its reverse (352122522341), we get a palindrome (495347743594).
The spelling of 143225221253 in words is "one hundred forty-three billion, two hundred twenty-five million, two hundred twenty-one thousand, two hundred fifty-three".
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