Base | Representation |
---|---|
bin | 101010111101000… |
… | …1010101010111101 |
3 | 10201110002012120111 |
4 | 1111322022222331 |
5 | 10422433431141 |
6 | 355004150021 |
7 | 50500642054 |
oct | 12572125275 |
9 | 3643065514 |
10 | 1441311421 |
11 | 67a645670 |
12 | 342838311 |
13 | 19c7b41c4 |
14 | d95c739b |
15 | 86805381 |
hex | 55e8aabd |
1441311421 has 8 divisors (see below), whose sum is σ = 1574733600. Its totient is φ = 1308288240.
The previous prime is 1441311407. The next prime is 1441311439. The reversal of 1441311421 is 1241131441.
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 1441311421 - 29 = 1441310909 is a prime.
It is a super-2 number, since 2×14413114212 = 4154757224610078482, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1441311392 and 1441311401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1441311451) 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, 92166 + ... + 106663.
It is an arithmetic number, because the mean of its divisors is an integer number (196841700).
Almost surely, 21441311421 is an apocalyptic number.
1441311421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1441311421 is a deficient number, since it is larger than the sum of its proper divisors (133422179).
1441311421 is a wasteful number, since it uses less digits than its factorization.
1441311421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199499.
The product of its digits is 384, while the sum is 22.
The square root of 1441311421 is about 37964.6074785451. The cubic root of 1441311421 is about 1129.5859346477.
Adding to 1441311421 its reverse (1241131441), we get a palindrome (2682442862).
The spelling of 1441311421 in words is "one billion, four hundred forty-one million, three hundred eleven thousand, four hundred twenty-one".
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