Base | Representation |
---|---|
bin | 1011111100010000011101 |
3 | 12220001002122 |
4 | 23330100131 |
5 | 1300133042 |
6 | 151032325 |
7 | 35415344 |
oct | 13742035 |
9 | 5801078 |
10 | 3130397 |
11 | 1848a06 |
12 | 106b6a5 |
13 | 857b0a |
14 | 5b6b5b |
15 | 41c7d2 |
hex | 2fc41d |
3130397 has 8 divisors (see below), whose sum is σ = 3353400. Its totient is φ = 2911744.
The previous prime is 3130373. The next prime is 3130399. The reversal of 3130397 is 7930313.
It can be written as a sum of positive squares in 4 ways, for example, as 106276 + 3024121 = 326^2 + 1739^2 .
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 3130397 - 26 = 3130333 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130399) 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, 479 + ... + 2547.
It is an arithmetic number, because the mean of its divisors is an integer number (419175).
Almost surely, 23130397 is an apocalyptic number.
It is an amenable number.
3130397 is a deficient number, since it is larger than the sum of its proper divisors (223003).
3130397 is a wasteful number, since it uses less digits than its factorization.
3130397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2175.
The product of its (nonzero) digits is 1701, while the sum is 26.
The square root of 3130397 is about 1769.2927965716. The cubic root of 3130397 is about 146.2850034316.
The spelling of 3130397 in words is "three million, one hundred thirty thousand, three hundred ninety-seven".
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