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480865 = 57111249
BaseRepresentation
bin1110101011001100001
3220102121211
41311121201
5110341430
614150121
74041640
oct1653141
9812554
10480865
112a9310
121b2341
1313ab48
14c7357
159772a
hex75661

480865 has 16 divisors (see below), whose sum is σ = 720000. Its totient is φ = 299520.

The previous prime is 480853. The next prime is 480881. The reversal of 480865 is 568084.

It is not a de Polignac number, because 480865 - 27 = 480737 is a prime.

It is a super-3 number, since 3×4808653 = 333572898273643875, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240 + ... + 1009.

It is an arithmetic number, because the mean of its divisors is an integer number (45000).

2480865 is an apocalyptic number.

It is an amenable number.

480865 is a deficient number, since it is larger than the sum of its proper divisors (239135).

480865 is a wasteful number, since it uses less digits than its factorization.

480865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 480865 is about 693.4443020171. Note that the first 3 decimals coincide. The cubic root of 480865 is about 78.3443573842.

The spelling of 480865 in words is "four hundred eighty thousand, eight hundred sixty-five".

Divisors: 1 5 7 11 35 55 77 385 1249 6245 8743 13739 43715 68695 96173 480865