Base | Representation |
---|---|
bin | 1100011010010011101… |
… | …1010100100000110010 |
3 | 202101100200211011121122 |
4 | 3012210323110200302 |
5 | 11443133411131232 |
6 | 241541353222242 |
7 | 21255541410413 |
oct | 3064473244062 |
9 | 671320734548 |
10 | 213220411442 |
11 | 824763aaa75 |
12 | 353a7101982 |
13 | 1715027393c |
14 | a469c2380a |
15 | 582de13312 |
hex | 31a4ed4832 |
213220411442 has 16 divisors (see below), whose sum is σ = 341275644960. Its totient is φ = 99615591072.
The previous prime is 213220411421. The next prime is 213220411471. The reversal of 213220411442 is 244114022312.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38429168 + ... + 38434715.
It is an arithmetic number, because the mean of its divisors is an integer number (21329727810).
Almost surely, 2213220411442 is an apocalyptic number.
213220411442 is a deficient number, since it is larger than the sum of its proper divisors (128055233518).
213220411442 is a wasteful number, since it uses less digits than its factorization.
213220411442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76863977.
The product of its (nonzero) digits is 3072, while the sum is 26.
Adding to 213220411442 its reverse (244114022312), we get a palindrome (457334433754).
The spelling of 213220411442 in words is "two hundred thirteen billion, two hundred twenty million, four hundred eleven thousand, four hundred forty-two".
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