Base | Representation |
---|---|
bin | 1101111000111011010 |
3 | 212010022200 |
4 | 1233013122 |
5 | 104031010 |
6 | 13431030 |
7 | 3603624 |
oct | 1570732 |
9 | 763280 |
10 | 455130 |
11 | 290a45 |
12 | 19b476 |
13 | 12c210 |
14 | bbc14 |
15 | 8ecc0 |
hex | 6f1da |
455130 has 48 divisors (see below), whose sum is σ = 1277640. Its totient is φ = 111744.
The previous prime is 455123. The next prime is 455149. The reversal of 455130 is 31554.
It can be written as a sum of positive squares in 4 ways, for example, as 221841 + 233289 = 471^2 + 483^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 976 + ... + 1364.
2455130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 455130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638820).
455130 is an abundant number, since it is smaller than the sum of its proper divisors (822510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455130 is a wasteful number, since it uses less digits than its factorization.
455130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 415 (or 412 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 455130 is about 674.6332336907. The cubic root of 455130 is about 76.9210412282.
Adding to 455130 its reverse (31554), we get a palindrome (486684).
It can be divided in two parts, 455 and 130, that added together give a palindrome (585).
The spelling of 455130 in words is "four hundred fifty-five thousand, one hundred thirty".
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