Base | Representation |
---|---|
bin | 1011111110000100… |
… | …0011000000011000 |
3 | 22021221000222002222 |
4 | 2333201003000120 |
5 | 23040024030240 |
6 | 1250500043212 |
7 | 142423665326 |
oct | 27741030030 |
9 | 8257028088 |
10 | 3213111320 |
11 | 13a9799101 |
12 | 758093508 |
13 | 3c28ac603 |
14 | 226a3cd16 |
15 | 13c13ceb5 |
hex | bf843018 |
3213111320 has 32 divisors (see below), whose sum is σ = 7231680000. Its totient is φ = 1284857088.
The previous prime is 3213111313. The next prime is 3213111359. The reversal of 3213111320 is 231113123.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148556 + ... + 168804.
It is an arithmetic number, because the mean of its divisors is an integer number (225990000).
Almost surely, 23213111320 is an apocalyptic number.
It is an amenable number.
3213111320 is an abundant number, since it is smaller than the sum of its proper divisors (4018568680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3213111320 is a wasteful number, since it uses less digits than its factorization.
3213111320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24227 (or 24223 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 3213111320 is about 56684.3128210972. The cubic root of 3213111320 is about 1475.6224617837.
Adding to 3213111320 its reverse (231113123), we get a palindrome (3444224443).
The spelling of 3213111320 in words is "three billion, two hundred thirteen million, one hundred eleven thousand, three hundred twenty".
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