Base | Representation |
---|---|
bin | 11111100101110… |
… | …110010011011010 |
3 | 1100221022120111212 |
4 | 133211312103122 |
5 | 2041140443300 |
6 | 124332023122 |
7 | 16064025356 |
oct | 3745662332 |
9 | 1327276455 |
10 | 530015450 |
11 | 2521a84a8 |
12 | 129601aa2 |
13 | 85a64113 |
14 | 5056a466 |
15 | 317e6935 |
hex | 1f9764da |
530015450 has 96 divisors (see below), whose sum is σ = 1097072640. Its totient is φ = 189604800.
The previous prime is 530015413. The next prime is 530015459. The reversal of 530015450 is 54510035.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (530015459) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2774855 + ... + 2775045.
It is an arithmetic number, because the mean of its divisors is an integer number (11427840).
Almost surely, 2530015450 is an apocalyptic number.
530015450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
530015450 is an abundant number, since it is smaller than the sum of its proper divisors (567057190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530015450 is a wasteful number, since it uses less digits than its factorization.
530015450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 372 (or 367 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 23.
The square root of 530015450 is about 23022.0644165548. The cubic root of 530015450 is about 809.2750970147.
Adding to 530015450 its reverse (54510035), we get a palindrome (584525485).
The spelling of 530015450 in words is "five hundred thirty million, fifteen thousand, four hundred fifty".
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