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6480064361 = 193301103319
BaseRepresentation
bin1100000100011110…
…11110111101101001
3121201121101101011202
412002033132331221
5101232344024421
62551002133545
7316403431631
oct60217367551
917647341152
106480064361
1128259112a1
12130a1b12b5
137c3690b14
144568956c1
1527dd6410b
hex1823def69

6480064361 has 8 divisors (see below), whose sum is σ = 6823252800. Its totient is φ = 6137089200.

The previous prime is 6480064351. The next prime is 6480064373. The reversal of 6480064361 is 1634600846.

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

It is a cyclic number.

It is not a de Polignac number, because 6480064361 - 222 = 6475870057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6480064351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11060 + ... + 114378.

It is an arithmetic number, because the mean of its divisors is an integer number (852906600).

Almost surely, 26480064361 is an apocalyptic number.

It is an amenable number.

6480064361 is a deficient number, since it is larger than the sum of its proper divisors (343188439).

6480064361 is a wasteful number, since it uses less digits than its factorization.

6480064361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106639.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 6480064361 is about 80498.8469544751. The cubic root of 6480064361 is about 1864.3456759158.

The spelling of 6480064361 in words is "six billion, four hundred eighty million, sixty-four thousand, three hundred sixty-one".

Divisors: 1 19 3301 62719 103319 1963061 341056019 6480064361