Search a number
-
+
494880 = 25351031
BaseRepresentation
bin1111000110100100000
3221010211220
41320310200
5111314010
614335040
74130541
oct1706440
9833756
10494880
113088a1
121ba480
13144339
14cc4c8
159b970
hex78d20

494880 has 48 divisors (see below), whose sum is σ = 1560384. Its totient is φ = 131840.

The previous prime is 494873. The next prime is 494899. The reversal of 494880 is 88494.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 995.

It is an arithmetic number, because the mean of its divisors is an integer number (32508).

2494880 is an apocalyptic number.

494880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780192).

494880 is an abundant number, since it is smaller than the sum of its proper divisors (1065504).

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

494880 is a wasteful number, since it uses less digits than its factorization.

494880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049 (or 1041 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 494880 is about 703.4770785178. The cubic root of 494880 is about 79.0982061272.

The spelling of 494880 in words is "four hundred ninety-four thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 1031 2062 3093 4124 5155 6186 8248 10310 12372 15465 16496 20620 24744 30930 32992 41240 49488 61860 82480 98976 123720 164960 247440 494880