Base | Representation |
---|---|
bin | 1000100100000… |
… | …00001110000001 |
3 | 12000011020222101 |
4 | 10102000032001 |
5 | 121342001403 |
6 | 11043310401 |
7 | 1531350052 |
oct | 422001601 |
9 | 160136871 |
10 | 71828353 |
11 | 375aa783 |
12 | 2007b401 |
13 | 11b5baac |
14 | 977a729 |
15 | 648c71d |
hex | 4480381 |
71828353 has 4 divisors (see below), whose sum is σ = 71912448. Its totient is φ = 71744260.
The previous prime is 71828329. The next prime is 71828381. The reversal of 71828353 is 35382817.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 71828353 - 25 = 71828321 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71828153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40753 + ... + 42478.
It is an arithmetic number, because the mean of its divisors is an integer number (17978112).
Almost surely, 271828353 is an apocalyptic number.
It is an amenable number.
71828353 is a deficient number, since it is larger than the sum of its proper divisors (84095).
71828353 is an equidigital number, since it uses as much as digits as its factorization.
71828353 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84094.
The product of its digits is 40320, while the sum is 37.
The square root of 71828353 is about 8475.1609424246. The cubic root of 71828353 is about 415.6859088228.
The spelling of 71828353 in words is "seventy-one million, eight hundred twenty-eight thousand, three hundred fifty-three".
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