Base | Representation |
---|---|
bin | 111100001011111101100 |
3 | 10201012100121 |
4 | 13201133230 |
5 | 1001102304 |
6 | 110134324 |
7 | 22522603 |
oct | 7413754 |
9 | 3635317 |
10 | 1972204 |
11 | 1127823 |
12 | 7b13a4 |
13 | 5408b0 |
14 | 394a3a |
15 | 28e554 |
hex | 1e17ec |
1972204 has 48 divisors (see below), whose sum is σ = 4148928. Its totient is φ = 811008.
The previous prime is 1972177. The next prime is 1972207. The reversal of 1972204 is 4022791.
It is not an unprimeable number, because it can be changed into a prime (1972207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20284 + ... + 20380.
It is an arithmetic number, because the mean of its divisors is an integer number (86436).
21972204 is an apocalyptic number.
It is an amenable number.
1972204 is an abundant number, since it is smaller than the sum of its proper divisors (2176724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1972204 is a wasteful number, since it uses less digits than its factorization.
1972204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154 (or 152 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 1972204 is about 1404.3518077747. The cubic root of 1972204 is about 125.4057004990.
Adding to 1972204 its reverse (4022791), we get a palindrome (5994995).
It can be divided in two parts, 197 and 2204, that added together give a 4-th power (2401 = 74).
The spelling of 1972204 in words is "one million, nine hundred seventy-two thousand, two hundred four".
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