Base | Representation |
---|---|
bin | 110001100001110… |
… | …101010100111101 |
3 | 2010220120202220100 |
4 | 301201311110331 |
5 | 3200210442030 |
6 | 214242111313 |
7 | 26406660546 |
oct | 6141652475 |
9 | 2126522810 |
10 | 830952765 |
11 | 397062125 |
12 | 1b234b539 |
13 | 1031cc736 |
14 | 7c5054cd |
15 | 4ce3d360 |
hex | 3187553d |
830952765 has 12 divisors (see below), whose sum is σ = 1440318204. Its totient is φ = 443174784.
The previous prime is 830952761. The next prime is 830952767. The reversal of 830952765 is 567259038.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 505980036 + 324972729 = 22494^2 + 18027^2 .
It is not a de Polignac number, because 830952765 - 22 = 830952761 is a prime.
It is a super-2 number, since 2×8309527652 = 1380964995322290450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 18465617 = 830952765 / (8 + 3 + 0 + 9 + 5 + 2 + 7 + 6 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 830952765.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830952761) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9232764 + ... + 9232853.
It is an arithmetic number, because the mean of its divisors is an integer number (120026517).
Almost surely, 2830952765 is an apocalyptic number.
It is an amenable number.
830952765 is a deficient number, since it is larger than the sum of its proper divisors (609365439).
830952765 is a wasteful number, since it uses less digits than its factorization.
830952765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18465628 (or 18465625 counting only the distinct ones).
The product of its (nonzero) digits is 453600, while the sum is 45.
The square root of 830952765 is about 28826.2513171588. The cubic root of 830952765 is about 940.1390940238.
The spelling of 830952765 in words is "eight hundred thirty million, nine hundred fifty-two thousand, seven hundred sixty-five".
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