Base | Representation |
---|---|
bin | 10001110000011011011… |
… | …000000101110100110010 |
3 | 11022122121221001012122221 |
4 | 101300123120011310302 |
5 | 124443012340342320 |
6 | 2332322123551254 |
7 | 154105302653326 |
oct | 21603330056462 |
9 | 4278557035587 |
10 | 1220230012210 |
11 | 430551037750 |
12 | 1785a468b52a |
13 | 8b0b4827331 |
14 | 430b91a5986 |
15 | 21b1ac3d3aa |
hex | 11c1b605d32 |
1220230012210 has 16 divisors (see below), whose sum is σ = 2396088024192. Its totient is φ = 443720004400.
The previous prime is 1220230012117. The next prime is 1220230012241. The reversal of 1220230012210 is 122100320221.
It is a happy number.
It is a super-2 number, since 2×12202300122102 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5546499946 + ... + 5546500165.
It is an arithmetic number, because the mean of its divisors is an integer number (149755501512).
Almost surely, 21220230012210 is an apocalyptic number.
1220230012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1220230012210 is a deficient number, since it is larger than the sum of its proper divisors (1175858011982).
1220230012210 is a wasteful number, since it uses less digits than its factorization.
1220230012210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11093000129.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 1220230012210 its reverse (122100320221), we get a palindrome (1342330332431).
The spelling of 1220230012210 in words is "one trillion, two hundred twenty billion, two hundred thirty million, twelve thousand, two hundred ten".
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