Base | Representation |
---|---|
bin | 110010110000001010100101… |
… | …000110011110001001110011 |
3 | 1002021022212202102022121012121 |
4 | 302300022211012132021303 |
5 | 213224102111344411011 |
6 | 2110422140044535111 |
7 | 65005356621432043 |
oct | 6260124506361163 |
9 | 1067285672277177 |
10 | 223212220310131 |
11 | 65138853264118 |
12 | 21050034b51497 |
13 | 9771a8c0a2100 |
14 | 3d19759c25723 |
15 | 1ac13de87ae71 |
hex | cb02a519e273 |
223212220310131 has 12 divisors (see below), whose sum is σ = 241726967355360. Its totient is φ = 206021766206880.
The previous prime is 223212220310113. The next prime is 223212220310179. The reversal of 223212220310131 is 131013022212322.
It is not a de Polignac number, because 223212220310131 - 25 = 223212220310099 is a prime.
It is a super-3 number, since 3×2232122203101313 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 223212220310096 and 223212220310105.
It is not an unprimeable number, because it can be changed into a prime (223212220311131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63288660 + ... + 66722401.
It is an arithmetic number, because the mean of its divisors is an integer number (20143913946280).
Almost surely, 2223212220310131 is an apocalyptic number.
223212220310131 is a deficient number, since it is larger than the sum of its proper divisors (18514747045229).
223212220310131 is a wasteful number, since it uses less digits than its factorization.
223212220310131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130021246 (or 130021233 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 223212220310131 its reverse (131013022212322), we get a palindrome (354225242522453).
The spelling of 223212220310131 in words is "two hundred twenty-three trillion, two hundred twelve billion, two hundred twenty million, three hundred ten thousand, one hundred thirty-one".
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