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6480485143 = 111297454229
BaseRepresentation
bin1100000100100010…
…00101101100010111
3121201122011202101021
412002101011230113
5101233001011033
62551015142011
7316410133456
oct60221055427
917648152337
106480485143
112826079450
12130a374907
137c37aa4c2
14456964b9d
1527dde8b2d
hex182445b17

6480485143 has 8 divisors (see below), whose sum is σ = 7075086480. Its totient is φ = 5886794880.

The previous prime is 6480485113. The next prime is 6480485147. The reversal of 6480485143 is 3415840846.

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 6480485143 - 29 = 6480484631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6480485143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6480485147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212848 + ... + 241381.

It is an arithmetic number, because the mean of its divisors is an integer number (884385810).

Almost surely, 26480485143 is an apocalyptic number.

6480485143 is a deficient number, since it is larger than the sum of its proper divisors (594601337).

6480485143 is a wasteful number, since it uses less digits than its factorization.

6480485143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455537.

The product of its (nonzero) digits is 368640, while the sum is 43.

The square root of 6480485143 is about 80501.4605022791. The cubic root of 6480485143 is about 1864.3860287106.

The spelling of 6480485143 in words is "six billion, four hundred eighty million, four hundred eighty-five thousand, one hundred forty-three".

Divisors: 1 11 1297 14267 454229 4996519 589135013 6480485143