Base | Representation |
---|---|
bin | 11011011101001… |
… | …00100101101011 |
3 | 121001101002002011 |
4 | 31232210211223 |
5 | 432424443144 |
6 | 34504220351 |
7 | 5464423300 |
oct | 1556444553 |
9 | 531332064 |
10 | 230312299 |
11 | 109007048 |
12 | 6516a6b7 |
13 | 3893b489 |
14 | 228330a7 |
15 | 15345a34 |
hex | dba496b |
230312299 has 36 divisors (see below), whose sum is σ = 284816232. Its totient is φ = 185613120.
The previous prime is 230312273. The next prime is 230312323. The reversal of 230312299 is 992213032.
It is a happy number.
It is not a de Polignac number, because 230312299 - 215 = 230279531 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 230312299.
It is not an unprimeable number, because it can be changed into a prime (230312099) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3154927 + ... + 3154999.
It is an arithmetic number, because the mean of its divisors is an integer number (7911562).
Almost surely, 2230312299 is an apocalyptic number.
230312299 is a deficient number, since it is larger than the sum of its proper divisors (54503933).
230312299 is an equidigital number, since it uses as much as digits as its factorization.
230312299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216 (or 178 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 31.
The square root of 230312299 is about 15176.0435884983. The cubic root of 230312299 is about 612.9697512012.
The spelling of 230312299 in words is "two hundred thirty million, three hundred twelve thousand, two hundred ninety-nine".
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