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6481041115 = 51453892091
BaseRepresentation
bin1100000100100110…
…01101011011011011
3121201200020000000211
412002103031123123
5101233121303430
62551035111551
7316414640413
oct60223153333
917650200024
106481041115
11282641912a
12130a5a25b7
137c3943593
14456a6b643
1527dea872a
hex1824cd6db

6481041115 has 8 divisors (see below), whose sum is σ = 7782610608. Its totient is φ = 5181258720.

The previous prime is 6481041109. The next prime is 6481041157. The reversal of 6481041115 is 5111401846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6481041115 - 23 = 6481041107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438781 + ... + 453310.

It is an arithmetic number, because the mean of its divisors is an integer number (972826326).

Almost surely, 26481041115 is an apocalyptic number.

6481041115 is a deficient number, since it is larger than the sum of its proper divisors (1301569493).

6481041115 is a wasteful number, since it uses less digits than its factorization.

6481041115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893549.

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 6481041115 is about 80504.9136078041. The cubic root of 6481041115 is about 1864.4393434839.

The spelling of 6481041115 in words is "six billion, four hundred eighty-one million, forty-one thousand, one hundred fifteen".

Divisors: 1 5 1453 7265 892091 4460455 1296208223 6481041115