Base | Representation |
---|---|
bin | 100101001111110000010 |
3 | 2022000012001 |
4 | 10221332002 |
5 | 303023412 |
6 | 42054214 |
7 | 13242154 |
oct | 4517602 |
9 | 2260161 |
10 | 1220482 |
11 | 763a6a |
12 | 4aa36a |
13 | 3396a3 |
14 | 23aad4 |
15 | 191957 |
hex | 129f82 |
1220482 has 8 divisors (see below), whose sum is σ = 1880316. Its totient is φ = 593712.
The previous prime is 1220437. The next prime is 1220489. The reversal of 1220482 is 2840221.
It can be written as a sum of positive squares in 2 ways, for example, as 1212201 + 8281 = 1101^2 + 91^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1220489) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8173 + ... + 8320.
21220482 is an apocalyptic number.
1220482 is a deficient number, since it is larger than the sum of its proper divisors (659834).
1220482 is a wasteful number, since it uses less digits than its factorization.
1220482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16532.
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 1220482 is about 1104.7542713201. The cubic root of 1220482 is about 106.8670430564.
The spelling of 1220482 in words is "one million, two hundred twenty thousand, four hundred eighty-two".
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