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2757681163 = 17237052893
BaseRepresentation
bin1010010001011110…
…1110000000001011
321010012001201101101
42210113232000023
521121431244123
61133350402231
7125223621526
oct24427560013
97105051341
102757681163
111195703746
1264b660377
1334c431103
141c2369bbd
1511217aaad
hexa45ee00b

2757681163 has 8 divisors (see below), whose sum is σ = 3046850208. Its totient is φ = 2482617984.

The previous prime is 2757681161. The next prime is 2757681193. The reversal of 2757681163 is 3611867572.

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

It is not a de Polignac number, because 2757681163 - 21 = 2757681161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2757681161) 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, 3526056 + ... + 3526837.

It is an arithmetic number, because the mean of its divisors is an integer number (380856276).

Almost surely, 22757681163 is an apocalyptic number.

2757681163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2757681163 is a deficient number, since it is larger than the sum of its proper divisors (289169045).

2757681163 is a wasteful number, since it uses less digits than its factorization.

2757681163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052933.

The product of its digits is 423360, while the sum is 46.

The square root of 2757681163 is about 52513.6283549328. The cubic root of 2757681163 is about 1402.3228721733.

The spelling of 2757681163 in words is "two billion, seven hundred fifty-seven million, six hundred eighty-one thousand, one hundred sixty-three".

Divisors: 1 17 23 391 7052893 119899181 162216539 2757681163