Base | Representation |
---|---|
bin | 1111001110100111000100 |
3 | 21111211000000 |
4 | 33032213010 |
5 | 2010221004 |
6 | 221321300 |
7 | 45634332 |
oct | 17164704 |
9 | 7454000 |
10 | 3992004 |
11 | 2287285 |
12 | 1406230 |
13 | a9a043 |
14 | 75cb52 |
15 | 53cc39 |
hex | 3ce9c4 |
3992004 has 63 divisors (see below), whose sum is σ = 10764957. Its totient is φ = 1294704.
The previous prime is 3991997. The next prime is 3992011. The reversal of 3992004 is 4002993.
The square root of 3992004 is 1998.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (3991997) and next prime (3992011).
It can be written as a sum of positive squares in only one way, i.e., 3572100 + 419904 = 1890^2 + 648^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 107874 + ... + 107910.
Almost surely, 23992004 is an apocalyptic number.
3992004 is the 1998-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3992004
3992004 is an abundant number, since it is smaller than the sum of its proper divisors (6772953).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3992004 is an equidigital number, since it uses as much as digits as its factorization.
3992004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96 (or 42 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The cubic root of 3992004 is about 158.6342608144.
Adding to 3992004 its reverse (4002993), we get a palindrome (7994997).
The spelling of 3992004 in words is "three million, nine hundred ninety-two thousand, four".
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