Base | Representation |
---|---|
bin | 100100101010110… |
… | …1100010101110101 |
3 | 10011202020222121112 |
4 | 1021111230111311 |
5 | 10004442022123 |
6 | 322032124405 |
7 | 42330266162 |
oct | 11125542565 |
9 | 3152228545 |
10 | 1230423413 |
11 | 5815a635a |
12 | 2a4096705 |
13 | 167bb70bb |
14 | b95ad069 |
15 | 73049d78 |
hex | 4956c575 |
1230423413 has 8 divisors (see below), whose sum is σ = 1304503200. Its totient is φ = 1157275728.
The previous prime is 1230423401. The next prime is 1230423421. The reversal of 1230423413 is 3143240321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1230423413 - 214 = 1230407029 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230423463) 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, 230306 + ... + 235587.
It is an arithmetic number, because the mean of its divisors is an integer number (163062900).
Almost surely, 21230423413 is an apocalyptic number.
It is an amenable number.
1230423413 is a deficient number, since it is larger than the sum of its proper divisors (74079787).
1230423413 is a wasteful number, since it uses less digits than its factorization.
1230423413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466051.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 1230423413 is about 35077.3917644970. The cubic root of 1230423413 is about 1071.5641992616.
Adding to 1230423413 its reverse (3143240321), we get a palindrome (4373663734).
The spelling of 1230423413 in words is "one billion, two hundred thirty million, four hundred twenty-three thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •