Base | Representation |
---|---|
bin | 11010010000000… |
… | …00010101001000 |
3 | 120100100102210012 |
4 | 31020000111020 |
5 | 422332433222 |
6 | 33503411052 |
7 | 5312455151 |
oct | 1510002510 |
9 | 510312705 |
10 | 220202312 |
11 | 103331290 |
12 | 618b3a88 |
13 | 3680b835 |
14 | 21360928 |
15 | 144ea1e2 |
hex | d200548 |
220202312 has 32 divisors (see below), whose sum is σ = 460896480. Its totient is φ = 97762560.
The previous prime is 220202291. The next prime is 220202329. The reversal of 220202312 is 213202022.
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, 25313 + ... + 32880.
It is an arithmetic number, because the mean of its divisors is an integer number (14403015).
Almost surely, 2220202312 is an apocalyptic number.
220202312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
220202312 is an abundant number, since it is smaller than the sum of its proper divisors (240694168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220202312 is a wasteful number, since it uses less digits than its factorization.
220202312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58253 (or 58249 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 220202312 is about 14839.2153431373. The cubic root of 220202312 is about 603.8660653570.
Adding to 220202312 its reverse (213202022), we get a palindrome (433404334).
The spelling of 220202312 in words is "two hundred twenty million, two hundred two thousand, three hundred twelve".
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