Base | Representation |
---|---|
bin | 100000101100011111… |
… | …1001000111000101100 |
3 | 20201020020001122201222 |
4 | 1001120333020320230 |
5 | 2122243340020322 |
6 | 52131035522512 |
7 | 5033633515211 |
oct | 1013077107054 |
9 | 221206048658 |
10 | 70212423212 |
11 | 2786009a848 |
12 | 11735bb9438 |
13 | 680c461469 |
14 | 3580d0db08 |
15 | 1c5e0c0e42 |
hex | 1058fc8e2c |
70212423212 has 6 divisors (see below), whose sum is σ = 122871740628. Its totient is φ = 35106211604.
The previous prime is 70212423181. The next prime is 70212423263. The reversal of 70212423212 is 21232421207.
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 as a sum of consecutive naturals, namely, 8776552898 + ... + 8776552905.
It is an arithmetic number, because the mean of its divisors is an integer number (20478623438).
Almost surely, 270212423212 is an apocalyptic number.
It is an amenable number.
70212423212 is a deficient number, since it is larger than the sum of its proper divisors (52659317416).
70212423212 is a wasteful number, since it uses less digits than its factorization.
70212423212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17553105807 (or 17553105805 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 26.
Adding to 70212423212 its reverse (21232421207), we get a palindrome (91444844419).
The spelling of 70212423212 in words is "seventy billion, two hundred twelve million, four hundred twenty-three thousand, two hundred twelve".
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