Base | Representation |
---|---|
bin | 11100101000101… |
… | …010100000001001 |
3 | 1020110222221221121 |
4 | 130220222200021 |
5 | 1440442000042 |
6 | 115401035241 |
7 | 14622342634 |
oct | 3450524011 |
9 | 1213887847 |
10 | 480421897 |
11 | 22720509a |
12 | 114a85b21 |
13 | 786bba17 |
14 | 47b3ac1b |
15 | 2c29c367 |
hex | 1ca2a809 |
480421897 has 4 divisors (see below), whose sum is σ = 505707280. Its totient is φ = 455136516.
The previous prime is 480421871. The next prime is 480421913. The reversal of 480421897 is 798124084.
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 480421897 - 227 = 346204169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (480421807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12642663 + ... + 12642700.
It is an arithmetic number, because the mean of its divisors is an integer number (126426820).
Almost surely, 2480421897 is an apocalyptic number.
It is an amenable number.
480421897 is a deficient number, since it is larger than the sum of its proper divisors (25285383).
480421897 is a wasteful number, since it uses less digits than its factorization.
480421897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25285382.
The product of its (nonzero) digits is 129024, while the sum is 43.
The square root of 480421897 is about 21918.5286230623. The cubic root of 480421897 is about 783.2028597944.
The spelling of 480421897 in words is "four hundred eighty million, four hundred twenty-one thousand, eight hundred ninety-seven".
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