Base | Representation |
---|---|
bin | 11010100010111… |
… | …00011000011010 |
3 | 120112000010202000 |
4 | 31101130120122 |
5 | 424001122011 |
6 | 34032421430 |
7 | 5342501433 |
oct | 1521343032 |
9 | 515003660 |
10 | 222676506 |
11 | 104771178 |
12 | 626a7876 |
13 | 37196a60 |
14 | 2180648a |
15 | 14838356 |
hex | d45c61a |
222676506 has 128 divisors (see below), whose sum is σ = 577704960. Its totient is φ = 62954496.
The previous prime is 222676463. The next prime is 222676507. The reversal of 222676506 is 605676222.
It is not an unprimeable number, because it can be changed into a prime (222676507) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 560700 + ... + 561096.
It is an arithmetic number, because the mean of its divisors is an integer number (4513320).
Almost surely, 2222676506 is an apocalyptic number.
222676506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 222676506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288852480).
222676506 is an abundant number, since it is smaller than the sum of its proper divisors (355028454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222676506 is a wasteful number, since it uses less digits than its factorization.
222676506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485 (or 479 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 222676506 is about 14922.3492118366. The cubic root of 222676506 is about 606.1193275457.
The spelling of 222676506 in words is "two hundred twenty-two million, six hundred seventy-six thousand, five hundred six".
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