Base | Representation |
---|---|
bin | 11010010101111… |
… | …10111111111000 |
3 | 120101211010002020 |
4 | 31022332333320 |
5 | 423032431123 |
6 | 33532234440 |
7 | 5322220101 |
oct | 1512767770 |
9 | 511733066 |
10 | 220983288 |
11 | 103815019 |
12 | 6200ba20 |
13 | 36a23156 |
14 | 214c53a8 |
15 | 146017e3 |
hex | d2beff8 |
220983288 has 32 divisors (see below), whose sum is σ = 562885200. Its totient is φ = 72270848.
The previous prime is 220983223. The next prime is 220983293. The reversal of 220983288 is 882389022.
It is a super-2 number, since 2×2209832882 = 97667227150581888, which contains 22 as substring.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85593 + ... + 88136.
Almost surely, 2220983288 is an apocalyptic number.
It is an amenable number.
220983288 is an abundant number, since it is smaller than the sum of its proper divisors (341901912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220983288 is a wasteful number, since it uses less digits than its factorization.
220983288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173791 (or 173787 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 220983288 is about 14865.5066513052. The cubic root of 220983288 is about 604.5791194268.
The spelling of 220983288 in words is "two hundred twenty million, nine hundred eighty-three thousand, two hundred eighty-eight".
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