Base | Representation |
---|---|
bin | 11010010000001… |
… | …01011000101000 |
3 | 120100101111012000 |
4 | 31020011120220 |
5 | 422334114031 |
6 | 33504051000 |
7 | 5312602416 |
oct | 1510053050 |
9 | 510344160 |
10 | 220223016 |
11 | 1033458a2 |
12 | 61903a60 |
13 | 368180a0 |
14 | 213682b6 |
15 | 145013e6 |
hex | d205628 |
220223016 has 64 divisors (see below), whose sum is σ = 658795200. Its totient is φ = 67760064.
The previous prime is 220223011. The next prime is 220223041. The reversal of 220223016 is 610322022.
It is a super-2 number, since 2×2202230162 = 96996353552272512, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a self number, because there is not a number n which added to its sum of digits gives 220223016.
It is not an unprimeable number, because it can be changed into a prime (220223011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36406 + ... + 42021.
It is an arithmetic number, because the mean of its divisors is an integer number (10293675).
Almost surely, 2220223016 is an apocalyptic number.
220223016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
220223016 is an abundant number, since it is smaller than the sum of its proper divisors (438572184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220223016 is a wasteful number, since it uses less digits than its factorization.
220223016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78455 (or 78445 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 220223016 is about 14839.9129377500. The cubic root of 220223016 is about 603.8849904553.
Adding to 220223016 its reverse (610322022), we get a palindrome (830545038).
The spelling of 220223016 in words is "two hundred twenty million, two hundred twenty-three thousand, sixteen".
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