Base | Representation |
---|---|
bin | 11011011101011… |
… | …10111010111011 |
3 | 121001110020010120 |
4 | 31232232322323 |
5 | 432432321434 |
6 | 34505144323 |
7 | 5464660545 |
oct | 1556567273 |
9 | 531406116 |
10 | 230354619 |
11 | 109035920 |
12 | 6518b0a3 |
13 | 38954811 |
14 | 22844695 |
15 | 15353349 |
hex | dbaeebb |
230354619 has 8 divisors (see below), whose sum is σ = 335061312. Its totient is φ = 139608840.
The previous prime is 230354617. The next prime is 230354633. The reversal of 230354619 is 916453032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 230354619 - 21 = 230354617 is a prime.
It is a super-2 number, since 2×2303546192 = 106126500989270322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 6980443 = 230354619 / (2 + 3 + 0 + 3 + 5 + 4 + 6 + 1 + 9).
It is a self number, because there is not a number n which added to its sum of digits gives 230354619.
It is not an unprimeable number, because it can be changed into a prime (230354611) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3490189 + ... + 3490254.
It is an arithmetic number, because the mean of its divisors is an integer number (41882664).
Almost surely, 2230354619 is an apocalyptic number.
230354619 is a deficient number, since it is larger than the sum of its proper divisors (104706693).
230354619 is a wasteful number, since it uses less digits than its factorization.
230354619 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6980457.
The product of its (nonzero) digits is 19440, while the sum is 33.
The square root of 230354619 is about 15177.4378272487. The cubic root of 230354619 is about 613.0072934012.
The spelling of 230354619 in words is "two hundred thirty million, three hundred fifty-four thousand, six hundred nineteen".
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