Base | Representation |
---|---|
bin | 111110101001010… |
… | …111011110010100 |
3 | 2201020200221002112 |
4 | 332221113132110 |
5 | 4123031001234 |
6 | 252143130152 |
7 | 35021422421 |
oct | 7651273624 |
9 | 2636627075 |
10 | 1051031444 |
11 | 49a309531 |
12 | 253ba3958 |
13 | 139996bc8 |
14 | 9d832d48 |
15 | 62411ace |
hex | 3ea57794 |
1051031444 has 6 divisors (see below), whose sum is σ = 1839305034. Its totient is φ = 525515720.
The previous prime is 1051031441. The next prime is 1051031459. The reversal of 1051031444 is 4441301501.
It can be written as a sum of positive squares in only one way, i.e., 851939344 + 199092100 = 29188^2 + 14110^2 .
It is a super-2 number, since 2×10510314442 = 2209334192553450272, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1051031441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131378927 + ... + 131378934.
It is an arithmetic number, because the mean of its divisors is an integer number (306550839).
Almost surely, 21051031444 is an apocalyptic number.
It is an amenable number.
1051031444 is a deficient number, since it is larger than the sum of its proper divisors (788273590).
1051031444 is a wasteful number, since it uses less digits than its factorization.
1051031444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262757865 (or 262757863 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 1051031444 is about 32419.6151118424. The cubic root of 1051031444 is about 1016.7290593021.
Adding to 1051031444 its reverse (4441301501), we get a palindrome (5492332945).
The spelling of 1051031444 in words is "one billion, fifty-one million, thirty-one thousand, four hundred forty-four".
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