Base | Representation |
---|---|
bin | 111100111001011000100 |
3 | 10202101020221 |
4 | 13213023010 |
5 | 1002323320 |
6 | 110434124 |
7 | 22650445 |
oct | 7471304 |
9 | 3671227 |
10 | 1995460 |
11 | 1143245 |
12 | 802944 |
13 | 54b35c |
14 | 39d2cc |
15 | 2963aa |
hex | 1e72c4 |
1995460 has 24 divisors (see below), whose sum is σ = 4437720. Its totient is φ = 751104.
The previous prime is 1995449. The next prime is 1995473. The reversal of 1995460 is 645991.
It can be written as a sum of positive squares in 4 ways, for example, as 107584 + 1887876 = 328^2 + 1374^2 .
It is a super-2 number, since 2×19954602 = 7963721223200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
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, 2595 + ... + 3274.
It is an arithmetic number, because the mean of its divisors is an integer number (184905).
21995460 is an apocalyptic number.
1995460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1995460 is an abundant number, since it is smaller than the sum of its proper divisors (2442260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1995460 is a wasteful number, since it uses less digits than its factorization.
1995460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5895 (or 5893 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 34.
The square root of 1995460 is about 1412.6075180318. The cubic root of 1995460 is about 125.8966987362.
The spelling of 1995460 in words is "one million, nine hundred ninety-five thousand, four hundred sixty".
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