Base | Representation |
---|---|
bin | 11011011101110… |
… | …11000111001011 |
3 | 121001112202122001 |
4 | 31232323013023 |
5 | 432440421210 |
6 | 34510211431 |
7 | 5465256253 |
oct | 1556730713 |
9 | 531482561 |
10 | 230404555 |
11 | 10906a397 |
12 | 651b3b77 |
13 | 38971474 |
14 | 22858963 |
15 | 1536303a |
hex | dbbb1cb |
230404555 has 12 divisors (see below), whose sum is σ = 285698016. Its totient is φ = 178374000.
The previous prime is 230404549. The next prime is 230404561. The reversal of 230404555 is 555404032.
It is an interprime number because it is at equal distance from previous prime (230404549) and next prime (230404561).
It is not a de Polignac number, because 230404555 - 213 = 230396363 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19171 + ... + 28780.
It is an arithmetic number, because the mean of its divisors is an integer number (23808168).
Almost surely, 2230404555 is an apocalyptic number.
230404555 is a deficient number, since it is larger than the sum of its proper divisors (55293461).
230404555 is an equidigital number, since it uses as much as digits as its factorization.
230404555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48018 (or 47987 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 28.
The square root of 230404555 is about 15179.0828115535. The cubic root of 230404555 is about 613.0515858645.
Adding to 230404555 its reverse (555404032), we get a palindrome (785808587).
The spelling of 230404555 in words is "two hundred thirty million, four hundred four thousand, five hundred fifty-five".
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