Base | Representation |
---|---|
bin | 11010010100010… |
… | …11111010001110 |
3 | 120101102111000221 |
4 | 31022023322032 |
5 | 423004232110 |
6 | 33523541554 |
7 | 5320356031 |
oct | 1512137216 |
9 | 511374027 |
10 | 220774030 |
11 | 103691884 |
12 | 61b2a8ba |
13 | 3697bb29 |
14 | 2146d018 |
15 | 145ae7da |
hex | d28be8e |
220774030 has 16 divisors (see below), whose sum is σ = 397686960. Its totient is φ = 88244352.
The previous prime is 220774027. The next prime is 220774039. The reversal of 220774030 is 30477022.
It is a junction number, because it is equal to n+sod(n) for n = 220773986 and 220774004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220774039) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7477 + ... + 22303.
It is an arithmetic number, because the mean of its divisors is an integer number (24855435).
Almost surely, 2220774030 is an apocalyptic number.
220774030 is a deficient number, since it is larger than the sum of its proper divisors (176912930).
220774030 is a wasteful number, since it uses less digits than its factorization.
220774030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16323.
The product of its (nonzero) digits is 2352, while the sum is 25.
The square root of 220774030 is about 14858.4666099837. The cubic root of 220774030 is about 604.3882256976.
The spelling of 220774030 in words is "two hundred twenty million, seven hundred seventy-four thousand, thirty".
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