Base | Representation |
---|---|
bin | 1111010000001100010101 |
3 | 21112010220001 |
4 | 33100030111 |
5 | 2010422420 |
6 | 221411301 |
7 | 45662251 |
oct | 17201425 |
9 | 7463801 |
10 | 3998485 |
11 | 2291137 |
12 | 1409b31 |
13 | a9cc8a |
14 | 761261 |
15 | 53eb0a |
hex | 3d0315 |
3998485 has 8 divisors (see below), whose sum is σ = 5080536. Its totient is φ = 3010560.
The previous prime is 3998461. The next prime is 3998497. The reversal of 3998485 is 5848993.
It can be written as a sum of positive squares in 4 ways, for example, as 285156 + 3713329 = 534^2 + 1927^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3998485 - 219 = 3474197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23436 + ... + 23605.
It is an arithmetic number, because the mean of its divisors is an integer number (635067).
Almost surely, 23998485 is an apocalyptic number.
It is an amenable number.
3998485 is a deficient number, since it is larger than the sum of its proper divisors (1082051).
3998485 is a wasteful number, since it uses less digits than its factorization.
3998485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47063.
The product of its digits is 311040, while the sum is 46.
The square root of 3998485 is about 1999.6212141303. The cubic root of 3998485 is about 158.7200617278.
The spelling of 3998485 in words is "three million, nine hundred ninety-eight thousand, four hundred eighty-five".
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