Base | Representation |
---|---|
bin | 100110110010010… |
… | …0001110110000100 |
3 | 10100200212001121020 |
4 | 1031210201312010 |
5 | 10131130441234 |
6 | 333045551140 |
7 | 44151620421 |
oct | 11544416604 |
9 | 3320761536 |
10 | 1301421444 |
11 | 608689214 |
12 | 303a154b0 |
13 | 179814c7b |
14 | c4bb0d48 |
15 | 793c1549 |
hex | 4d921d84 |
1301421444 has 24 divisors (see below), whose sum is σ = 3037950048. Its totient is φ = 433621440.
The previous prime is 1301421439. The next prime is 1301421521. The reversal of 1301421444 is 4441241031.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7624 + ... + 51584.
It is an arithmetic number, because the mean of its divisors is an integer number (126581252).
Almost surely, 21301421444 is an apocalyptic number.
It is an amenable number.
1301421444 is an abundant number, since it is smaller than the sum of its proper divisors (1736528604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301421444 is a wasteful number, since it uses less digits than its factorization.
1301421444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46435 (or 46433 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 1301421444 is about 36075.2192508930. The cubic root of 1301421444 is about 1091.7905212104.
Adding to 1301421444 its reverse (4441241031), we get a palindrome (5742662475).
The spelling of 1301421444 in words is "one billion, three hundred one million, four hundred twenty-one thousand, four hundred forty-four".
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