Base | Representation |
---|---|
bin | 11011011111110… |
… | …10011110001101 |
3 | 121002000221121222 |
4 | 31233322132031 |
5 | 433022222302 |
6 | 34515533125 |
7 | 5500420010 |
oct | 1557723615 |
9 | 532027558 |
10 | 230664077 |
11 | 109227376 |
12 | 652ba1a5 |
13 | 38a32627 |
14 | 228c5377 |
15 | 153b4da2 |
hex | dbfa78d |
230664077 has 4 divisors (see below), whose sum is σ = 263616096. Its totient is φ = 197712060.
The previous prime is 230664067. The next prime is 230664097. The reversal of 230664077 is 770466032.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 230664077 - 24 = 230664061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230664037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16475999 + ... + 16476012.
It is an arithmetic number, because the mean of its divisors is an integer number (65904024).
Almost surely, 2230664077 is an apocalyptic number.
It is an amenable number.
230664077 is a deficient number, since it is larger than the sum of its proper divisors (32952019).
230664077 is an equidigital number, since it uses as much as digits as its factorization.
230664077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32952018.
The product of its (nonzero) digits is 42336, while the sum is 35.
The square root of 230664077 is about 15187.6290776408. The cubic root of 230664077 is about 613.2816748854.
The spelling of 230664077 in words is "two hundred thirty million, six hundred sixty-four thousand, seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •