Base | Representation |
---|---|
bin | 11000111011010… |
… | …111010001110110 |
3 | 1002010221112011120 |
4 | 120323113101312 |
5 | 1324030340110 |
6 | 105255444410 |
7 | 13235524542 |
oct | 3073272166 |
9 | 1063845146 |
10 | 418215030 |
11 | 1a5087162 |
12 | b8086706 |
13 | 6884b41c |
14 | 3d786a22 |
15 | 26ab0870 |
hex | 18ed7476 |
418215030 has 32 divisors (see below), whose sum is σ = 1010120544. Its totient is φ = 110812416.
The previous prime is 418215013. The next prime is 418215037. The reversal of 418215030 is 30512814.
It is a super-2 number, since 2×4182150302 = 349807622635801800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (418215037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39687 + ... + 49106.
It is an arithmetic number, because the mean of its divisors is an integer number (31566267).
Almost surely, 2418215030 is an apocalyptic number.
418215030 is an abundant number, since it is smaller than the sum of its proper divisors (591905514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
418215030 is a wasteful number, since it uses less digits than its factorization.
418215030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88960.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 418215030 is about 20450.3063546735. The cubic root of 418215030 is about 747.8248264811.
Adding to 418215030 its reverse (30512814), we get a palindrome (448727844).
The spelling of 418215030 in words is "four hundred eighteen million, two hundred fifteen thousand, thirty".
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