Base | Representation |
---|---|
bin | 101011011001111111010 |
3 | 2200021001220 |
4 | 11123033322 |
5 | 331003310 |
6 | 50252510 |
7 | 15042510 |
oct | 5331772 |
9 | 2607056 |
10 | 1422330 |
11 | 891688 |
12 | 587136 |
13 | 3aa520 |
14 | 2904b0 |
15 | 1d1670 |
hex | 15b3fa |
1422330 has 64 divisors (see below), whose sum is σ = 4209408. Its totient is φ = 299520.
The previous prime is 1422293. The next prime is 1422367. The reversal of 1422330 is 332241.
It is an interprime number because it is at equal distance from previous prime (1422293) and next prime (1422367).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2470 + ... + 2990.
It is an arithmetic number, because the mean of its divisors is an integer number (65772).
21422330 is an apocalyptic number.
1422330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1422330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2104704).
1422330 is an abundant number, since it is smaller than the sum of its proper divisors (2787078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1422330 is a wasteful number, since it uses less digits than its factorization.
1422330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 551.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 1422330 is about 1192.6147743509. The cubic root of 1422330 is about 112.4605293632.
Adding to 1422330 its reverse (332241), we get a palindrome (1754571).
The spelling of 1422330 in words is "one million, four hundred twenty-two thousand, three hundred thirty".
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