Search a number
-
+
3060161280 = 2832511193141
BaseRepresentation
bin1011011001100110…
…0101101100000000
321220021020022002200
42312121211230000
522231400130110
61223353513200
7135555641001
oct26631455400
97807208080
103060161280
111330421510
12714a12800
13399cb9a27
142105c71a8
1512d9c96c0
hexb6665b00

3060161280 has 864 divisors, whose sum is σ = 12856596480. Its totient is φ = 663552000.

The previous prime is 3060161243. The next prime is 3060161281. The reversal of 3060161280 is 821610603.

3060161280 is a `hidden beast` number, since 30 + 601 + 6 + 1 + 28 + 0 = 666.

It is a super-2 number, since 2×30601612802 = 18729174119222476800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3060161281) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 74638060 + ... + 74638100.

It is an arithmetic number, because the mean of its divisors is an integer number (14880320).

Almost surely, 23060161280 is an apocalyptic number.

3060161280 is a gapful number since it is divisible by the number (30) 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 3060161280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6428298240).

3060161280 is an abundant number, since it is smaller than the sum of its proper divisors (9796435200).

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

3060161280 is a wasteful number, since it uses less digits than its factorization.

3060161280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3060161280 is about 55318.7244972261. The cubic root of 3060161280 is about 1451.8266760306.

Adding to 3060161280 its reverse (821610603), we get a palindrome (3881771883).

The spelling of 3060161280 in words is "three billion, sixty million, one hundred sixty-one thousand, two hundred eighty".