Base | Representation |
---|---|
bin | 10100111010110001… |
… | …01001110111011001 |
3 | 1001222200000110122211 |
4 | 22131120221313121 |
5 | 140444441423231 |
6 | 5054214515121 |
7 | 545204666362 |
oct | 123530516731 |
9 | 31880013584 |
10 | 11230420441 |
11 | 4843309109 |
12 | 2215065aa1 |
13 | 109c8a30c6 |
14 | 787730b69 |
15 | 45ae06eb1 |
hex | 29d629dd9 |
11230420441 has 4 divisors (see below), whose sum is σ = 11293160400. Its totient is φ = 11167680484.
The previous prime is 11230420423. The next prime is 11230420447. The reversal of 11230420441 is 14402403211.
It is a happy number.
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 a cyclic number.
It is not a de Polignac number, because 11230420441 - 211 = 11230418393 is a prime.
It is a super-2 number, since 2×112304204412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11230420447) 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, 31369711 + ... + 31370068.
It is an arithmetic number, because the mean of its divisors is an integer number (2823290100).
Almost surely, 211230420441 is an apocalyptic number.
It is an amenable number.
11230420441 is a deficient number, since it is larger than the sum of its proper divisors (62739959).
11230420441 is an equidigital number, since it uses as much as digits as its factorization.
11230420441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62739958.
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 11230420441 its reverse (14402403211), we get a palindrome (25632823652).
The spelling of 11230420441 in words is "eleven billion, two hundred thirty million, four hundred twenty thousand, four hundred forty-one".
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