Base | Representation |
---|---|
bin | 10101001111100110… |
… | …00111101010111001 |
3 | 1002102211202122200222 |
4 | 22213303013222321 |
5 | 141324203133200 |
6 | 5123415305425 |
7 | 552426003053 |
oct | 124763075271 |
9 | 32384678628 |
10 | 11405130425 |
11 | 4922998327 |
12 | 226367b275 |
13 | 10c9b441b0 |
14 | 7a2a0c8d3 |
15 | 46b417d85 |
hex | 2a7cc7ab9 |
11405130425 has 24 divisors (see below), whose sum is σ = 16126139736. Its totient is φ = 7926819840.
The previous prime is 11405130421. The next prime is 11405130431. The reversal of 11405130425 is 52403150411.
It can be written as a sum of positive squares in 12 ways, for example, as 706124329 + 10699006096 = 26573^2 + 103436^2 .
It is not a de Polignac number, because 11405130425 - 22 = 11405130421 is a prime.
It is a super-2 number, since 2×114051304252 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11405130394 and 11405130403.
It is not an unprimeable number, because it can be changed into a prime (11405130421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1026614 + ... + 1037663.
It is an arithmetic number, because the mean of its divisors is an integer number (671922489).
Almost surely, 211405130425 is an apocalyptic number.
It is an amenable number.
11405130425 is a deficient number, since it is larger than the sum of its proper divisors (4721009311).
11405130425 is a wasteful number, since it uses less digits than its factorization.
11405130425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2064317 (or 2064312 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 11405130425 its reverse (52403150411), we get a palindrome (63808280836).
The spelling of 11405130425 in words is "eleven billion, four hundred five million, one hundred thirty thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •