Base | Representation |
---|---|
bin | 1100110011001011010 |
3 | 210022100000 |
4 | 1212121122 |
5 | 101410133 |
6 | 12553430 |
7 | 3364536 |
oct | 1463132 |
9 | 708300 |
10 | 419418 |
11 | 26712a |
12 | 182876 |
13 | 118b9c |
14 | acbc6 |
15 | 84413 |
hex | 6665a |
419418 has 24 divisors (see below), whose sum is σ = 943488. Its totient is φ = 139644.
The previous prime is 419417. The next prime is 419423. The reversal of 419418 is 814914.
It is a super-2 number, since 2×4194182 = 351822917448, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 419391 and 419400.
It is not an unprimeable number, because it can be changed into a prime (419417) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55 + ... + 917.
It is an arithmetic number, because the mean of its divisors is an integer number (39312).
2419418 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 419418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471744).
419418 is an abundant number, since it is smaller than the sum of its proper divisors (524070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
419418 is an equidigital number, since it uses as much as digits as its factorization.
419418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 880 (or 868 counting only the distinct ones).
The product of its digits is 1152, while the sum is 27.
The square root of 419418 is about 647.6248914302. The cubic root of 419418 is about 74.8541164237.
The spelling of 419418 in words is "four hundred nineteen thousand, four hundred eighteen".
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