Base | Representation |
---|---|
bin | 11110100000000001011001 |
3 | 120001012201221 |
4 | 132200001121 |
5 | 4021323411 |
6 | 443212041 |
7 | 124650304 |
oct | 36400131 |
9 | 16035657 |
10 | 7995481 |
11 | 457113a |
12 | 2817021 |
13 | 186c370 |
14 | 10c1b3b |
15 | a7e071 |
hex | 7a0059 |
7995481 has 8 divisors (see below), whose sum is σ = 8636544. Its totient is φ = 7358160.
The previous prime is 7995479. The next prime is 7995509. The reversal of 7995481 is 1845997.
7995481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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 7995481 - 21 = 7995479 is a prime.
It is a super-3 number, since 3×79954813 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7995431) 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, 4890 + ... + 6316.
It is an arithmetic number, because the mean of its divisors is an integer number (1079568).
Almost surely, 27995481 is an apocalyptic number.
It is an amenable number.
7995481 is a deficient number, since it is larger than the sum of its proper divisors (641063).
7995481 is a wasteful number, since it uses less digits than its factorization.
7995481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1871.
The product of its digits is 90720, while the sum is 43.
The square root of 7995481 is about 2827.6281580151. The cubic root of 7995481 is about 199.9623345737.
The spelling of 7995481 in words is "seven million, nine hundred ninety-five thousand, four hundred eighty-one".
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