Base | Representation |
---|---|
bin | 101101011001111010011… |
… | …011001110001011100101 |
3 | 102001021210010011202212001 |
4 | 231121322123032023211 |
5 | 402110132223310341 |
6 | 10345222235125301 |
7 | 441266320132360 |
oct | 55317233161345 |
9 | 12037703152761 |
10 | 3120200213221 |
11 | aa32a6749a73 |
12 | 4248708a3831 |
13 | 198306347620 |
14 | ab038a790d7 |
15 | 5626c096d31 |
hex | 2d67a6ce2e5 |
3120200213221 has 64 divisors (see below), whose sum is σ = 4100722053120. Its totient is φ = 2303808998400.
The previous prime is 3120200213203. The next prime is 3120200213233. The reversal of 3120200213221 is 1223120020213.
It is not a de Polignac number, because 3120200213221 - 25 = 3120200213189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3120200243221) 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, 127765350 + ... + 127789768.
It is an arithmetic number, because the mean of its divisors is an integer number (64073782080).
Almost surely, 23120200213221 is an apocalyptic number.
It is an amenable number.
3120200213221 is a deficient number, since it is larger than the sum of its proper divisors (980521839899).
3120200213221 is a wasteful number, since it uses less digits than its factorization.
3120200213221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25154.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 3120200213221 its reverse (1223120020213), we get a palindrome (4343320233434).
The spelling of 3120200213221 in words is "three trillion, one hundred twenty billion, two hundred million, two hundred thirteen thousand, two hundred twenty-one".
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