Base | Representation |
---|---|
bin | 100100101010011… |
… | …1101001110101001 |
3 | 10011201220011220102 |
4 | 1021110331032221 |
5 | 10004414333231 |
6 | 322024035145 |
7 | 42325533446 |
oct | 11124751651 |
9 | 3151804812 |
10 | 1230230441 |
11 | 581484380 |
12 | 2a4002ab5 |
13 | 167b4a30b |
14 | b955c9cd |
15 | 7300cacb |
hex | 4953d3a9 |
1230230441 has 4 divisors (see below), whose sum is σ = 1342069584. Its totient is φ = 1118391300.
The previous prime is 1230230429. The next prime is 1230230503. The reversal of 1230230441 is 1440320321.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1440320321 = 11 ⋅130938211.
It is a cyclic number.
It is not a de Polignac number, because 1230230441 - 210 = 1230229417 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1230230341) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55919555 + ... + 55919576.
It is an arithmetic number, because the mean of its divisors is an integer number (335517396).
Almost surely, 21230230441 is an apocalyptic number.
1230230441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1230230441 is a deficient number, since it is larger than the sum of its proper divisors (111839143).
1230230441 is a wasteful number, since it uses less digits than its factorization.
1230230441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111839142.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1230230441 is about 35074.6409960245. The cubic root of 1230230441 is about 1071.5081771650.
Adding to 1230230441 its reverse (1440320321), we get a palindrome (2670550762).
The spelling of 1230230441 in words is "one billion, two hundred thirty million, two hundred thirty thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •