Search a number
-
+
494190 = 232517219
BaseRepresentation
bin1111000101001101110
3221002220100
41320221232
5111303230
614331530
74125534
oct1705156
9832810
10494190
11308324
121b9ba6
13143c28
14cc154
159b660
hex78a6e

494190 has 72 divisors (see below), whose sum is σ = 1436760. Its totient is φ = 117504.

The previous prime is 494167. The next prime is 494191. The reversal of 494190 is 91494.

It is a super-2 number, since 2×4941902 = 488447512200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26001 + ... + 26019.

It is an arithmetic number, because the mean of its divisors is an integer number (19955).

2494190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718380).

494190 is an abundant number, since it is smaller than the sum of its proper divisors (942570).

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

494190 is a wasteful number, since it uses less digits than its factorization.

494190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 494190 is about 702.9864863566. The cubic root of 494190 is about 79.0614274149.

The spelling of 494190 in words is "four hundred ninety-four thousand, one hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 17 18 19 30 34 38 45 51 57 85 90 95 102 114 153 170 171 190 255 285 289 306 323 342 510 570 578 646 765 855 867 969 1445 1530 1615 1710 1734 1938 2601 2890 2907 3230 4335 4845 5202 5491 5814 8670 9690 10982 13005 14535 16473 26010 27455 29070 32946 49419 54910 82365 98838 164730 247095 494190