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6180030880 = 25538625193
BaseRepresentation
bin1011100000101101…
…11100100110100000
3120221200211002121121
411300112330212200
5100124041442010
62501123302024
7306101252512
oct56026744640
916850732547
106180030880
112691514741
12124581a914
13776480a0a
14428ab3bb2
1526284a3da
hex1705bc9a0

6180030880 has 24 divisors (see below), whose sum is σ = 14600323332. Its totient is φ = 2472012288.

The previous prime is 6180030851. The next prime is 6180030943. The reversal of 6180030880 is 880300816.

It can be written as a sum of positive squares in 2 ways, for example, as 5617202704 + 562828176 = 74948^2 + 23724^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19312437 + ... + 19312756.

Almost surely, 26180030880 is an apocalyptic number.

It is an amenable number.

6180030880 is an abundant number, since it is smaller than the sum of its proper divisors (8420292452).

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

6180030880 is a wasteful number, since it uses less digits than its factorization.

6180030880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38625208 (or 38625200 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 6180030880 is about 78613.1724331234. The cubic root of 6180030880 is about 1835.1161125041.

The spelling of 6180030880 in words is "six billion, one hundred eighty million, thirty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 38625193 77250386 154500772 193125965 309001544 386251930 618003088 772503860 1236006176 1545007720 3090015440 6180030880