Base | Representation |
---|---|
bin | 111110111110110… |
… | …011100010110100 |
3 | 2201122021110021200 |
4 | 332332303202310 |
5 | 4131000321234 |
6 | 252503412500 |
7 | 35120250312 |
oct | 7676634264 |
9 | 2648243250 |
10 | 1056651444 |
11 | 4a24a7962 |
12 | 255a54130 |
13 | 13abb3c54 |
14 | a04970b2 |
15 | 62b71d99 |
hex | 3efb38b4 |
1056651444 has 18 divisors (see below), whose sum is σ = 2670980130. Its totient is φ = 352217136.
The previous prime is 1056651443. The next prime is 1056651457. The reversal of 1056651444 is 4441566501.
1056651444 is a `hidden beast` number, since 1 + 0 + 566 + 51 + 4 + 44 = 666.
It can be written as a sum of positive squares in only one way, i.e., 908299044 + 148352400 = 30138^2 + 12180^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×10566514442 = 2233024548214570272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 29351429 = 1056651444 / (1 + 0 + 5 + 6 + 6 + 5 + 1 + 4 + 4 + 4).
It is a junction number, because it is equal to n+sod(n) for n = 1056651399 and 1056651408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1056651443) 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 5 ways as a sum of consecutive naturals, for example, 14675679 + ... + 14675750.
It is an arithmetic number, because the mean of its divisors is an integer number (148387785).
Almost surely, 21056651444 is an apocalyptic number.
It is an amenable number.
1056651444 is an abundant number, since it is smaller than the sum of its proper divisors (1614328686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1056651444 is a wasteful number, since it uses less digits than its factorization.
1056651444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29351439 (or 29351434 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 36.
The square root of 1056651444 is about 32506.1754748232. The cubic root of 1056651444 is about 1018.5380324351.
The spelling of 1056651444 in words is "one billion, fifty-six million, six hundred fifty-one thousand, four hundred forty-four".
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