Base | Representation |
---|---|
bin | 101100001100110111100 |
3 | 2201120210201 |
4 | 11201212330 |
5 | 332322010 |
6 | 51013244 |
7 | 15211453 |
oct | 5414674 |
9 | 2646721 |
10 | 1448380 |
11 | 8aa20a |
12 | 59a224 |
13 | 3b933b |
14 | 299b9a |
15 | 1d923a |
hex | 1619bc |
1448380 has 24 divisors (see below), whose sum is σ = 3069360. Its totient is φ = 574080.
The previous prime is 1448371. The next prime is 1448387. The reversal of 1448380 is 838441.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1448387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 3040.
It is an arithmetic number, because the mean of its divisors is an integer number (127890).
21448380 is an apocalyptic number.
1448380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1448380 is an abundant number, since it is smaller than the sum of its proper divisors (1620980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1448380 is a wasteful number, since it uses less digits than its factorization.
1448380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 669 (or 667 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 1448380 is about 1203.4866015041. The cubic root of 1448380 is about 113.1429521890.
The spelling of 1448380 in words is "one million, four hundred forty-eight thousand, three hundred eighty".
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