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480719 = 1925301
BaseRepresentation
bin1110101010111001111
3220102102102
41311113033
5110340334
614145315
74041341
oct1652717
9812372
10480719
112a9198
121b223b
1313aa65
14c7291
159767e
hex755cf

480719 has 4 divisors (see below), whose sum is σ = 506040. Its totient is φ = 455400.

The previous prime is 480713. The next prime is 480731. The reversal of 480719 is 917084.

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 480719 - 28 = 480463 is a prime.

It is a super-3 number, since 3×4807193 = 333269152786604877, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 480691 and 480700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12632 + ... + 12669.

It is an arithmetic number, because the mean of its divisors is an integer number (126510).

2480719 is an apocalyptic number.

480719 is a deficient number, since it is larger than the sum of its proper divisors (25321).

480719 is a wasteful number, since it uses less digits than its factorization.

480719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25320.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 480719 is about 693.3390224126. The cubic root of 480719 is about 78.3364276229.

Subtracting from 480719 its sum of digits (29), we obtain a triangular number (480690 = T980).

The spelling of 480719 in words is "four hundred eighty thousand, seven hundred nineteen".

Divisors: 1 19 25301 480719