Base | Representation |
---|---|
bin | 1000010101100010011… |
… | …0101000110000110101 |
3 | 111200200021112101200210 |
4 | 2011120212220300311 |
5 | 4321303413203323 |
6 | 145443343100033 |
7 | 13230064455330 |
oct | 2053046506065 |
9 | 450607471623 |
10 | 143220444213 |
11 | 55815230590 |
12 | 239102a1619 |
13 | 10675b3b1a2 |
14 | 6d09219617 |
15 | 3ad380c293 |
hex | 21589a8c35 |
143220444213 has 64 divisors (see below), whose sum is σ = 240052875264. Its totient is φ = 73785600000.
The previous prime is 143220444197. The next prime is 143220444233. The reversal of 143220444213 is 312444022341.
It is not a de Polignac number, because 143220444213 - 24 = 143220444197 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143220444233) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23471863 + ... + 23477963.
It is an arithmetic number, because the mean of its divisors is an integer number (3750826176).
Almost surely, 2143220444213 is an apocalyptic number.
It is an amenable number.
143220444213 is a deficient number, since it is larger than the sum of its proper divisors (96832431051).
143220444213 is a wasteful number, since it uses less digits than its factorization.
143220444213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6946.
The product of its (nonzero) digits is 18432, while the sum is 30.
Adding to 143220444213 its reverse (312444022341), we get a palindrome (455664466554).
The spelling of 143220444213 in words is "one hundred forty-three billion, two hundred twenty million, four hundred forty-four thousand, two hundred thirteen".
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