Base | Representation |
---|---|
bin | 101101011110011100011 |
3 | 2210201002122 |
4 | 11223303203 |
5 | 340141042 |
6 | 51534455 |
7 | 15444311 |
oct | 5536343 |
9 | 2721078 |
10 | 1490147 |
11 | 92862a |
12 | 5ba42b |
13 | 402359 |
14 | 2ab0b1 |
15 | 1e67d2 |
hex | 16bce3 |
1490147 has 8 divisors (see below), whose sum is σ = 1579776. Its totient is φ = 1402632.
The previous prime is 1490129. The next prime is 1490161. The reversal of 1490147 is 7410941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1490147 - 214 = 1473763 is a prime.
It is an Ulam number.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1490117) 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 7 ways as a sum of consecutive naturals, for example, 1058 + ... + 2024.
It is an arithmetic number, because the mean of its divisors is an integer number (197472).
21490147 is an apocalyptic number.
1490147 is the 653-rd centered heptagonal number.
1490147 is a deficient number, since it is larger than the sum of its proper divisors (89629).
1490147 is an equidigital number, since it uses as much as digits as its factorization.
1490147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1057.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 1490147 is about 1220.7157736345. The cubic root of 1490147 is about 114.2202319073.
The spelling of 1490147 in words is "one million, four hundred ninety thousand, one hundred forty-seven".
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