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480128 = 2711231
BaseRepresentation
bin1110101001110000000
3220101121112
41311032000
5110331003
614142452
74036535
oct1651600
9811545
10480128
112a8800
121b1a28
1313a6cc
14c6d8c
15973d8
hex75380

480128 has 48 divisors (see below), whose sum is σ = 1085280. Its totient is φ = 211200.

The previous prime is 480113. The next prime is 480133. The reversal of 480128 is 821084.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15473 + ... + 15503.

It is an arithmetic number, because the mean of its divisors is an integer number (22610).

2480128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 480128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542640).

480128 is an abundant number, since it is smaller than the sum of its proper divisors (605152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

480128 is a wasteful number, since it uses less digits than its factorization.

480128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 480128 is about 692.9126929130. The cubic root of 480128 is about 78.3043119695.

The spelling of 480128 in words is "four hundred eighty thousand, one hundred twenty-eight".

Divisors: 1 2 4 8 11 16 22 31 32 44 62 64 88 121 124 128 176 242 248 341 352 484 496 682 704 968 992 1364 1408 1936 1984 2728 3751 3872 3968 5456 7502 7744 10912 15004 15488 21824 30008 43648 60016 120032 240064 480128