Base | Representation |
---|---|
bin | 11010001001011… |
… | …10000011110101 |
3 | 120021201200100102 |
4 | 31010232003311 |
5 | 422122403140 |
6 | 33433123445 |
7 | 5302240160 |
oct | 1504560365 |
9 | 507650312 |
10 | 219341045 |
11 | 1028a31a0 |
12 | 61559585 |
13 | 36599801 |
14 | 211b8ad7 |
15 | 143c9e15 |
hex | d12e0f5 |
219341045 has 16 divisors (see below), whose sum is σ = 328157568. Its totient is φ = 136731840.
The previous prime is 219341039. The next prime is 219341047. The reversal of 219341045 is 540143912.
219341045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 219341045 - 214 = 219324661 is a prime.
It is a super-2 number, since 2×2193410452 = 96220988043384050, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 219340999 and 219341017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (219341047) 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, 284474 + ... + 285243.
It is an arithmetic number, because the mean of its divisors is an integer number (20509848).
Almost surely, 2219341045 is an apocalyptic number.
It is an amenable number.
219341045 is a deficient number, since it is larger than the sum of its proper divisors (108816523).
219341045 is a wasteful number, since it uses less digits than its factorization.
219341045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 569740.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 219341045 is about 14810.1669470671. The cubic root of 219341045 is about 603.0777456602.
Adding to 219341045 its reverse (540143912), we get a palindrome (759484957).
The spelling of 219341045 in words is "two hundred nineteen million, three hundred forty-one thousand, forty-five".
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