Search a number
-
+
480847 = 2571871
BaseRepresentation
bin1110101011001001111
3220102121011
41311121033
5110341342
614150051
74041613
oct1653117
9812534
10480847
112a92a4
121b2327
1313ab33
14c7343
1597717
hex7564f

480847 has 4 divisors (see below), whose sum is σ = 482976. Its totient is φ = 478720.

The previous prime is 480839. The next prime is 480853. The reversal of 480847 is 748084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 480847 - 23 = 480839 is a prime.

It is a super-3 number, since 3×4808473 = 333535440229816269, which contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679 + ... + 1192.

It is an arithmetic number, because the mean of its divisors is an integer number (120744).

2480847 is an apocalyptic number.

480847 is a deficient number, since it is larger than the sum of its proper divisors (2129).

480847 is a wasteful number, since it uses less digits than its factorization.

480847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 480847 is about 693.4313232037. The cubic root of 480847 is about 78.3433798291.

The spelling of 480847 in words is "four hundred eighty thousand, eight hundred forty-seven".

Divisors: 1 257 1871 480847