Search a number
-
+
2888083393 = 13449494789
BaseRepresentation
bin1010110000100100…
…1010011111000001
321110021102211121121
42230021022133001
521403322132033
61154325352241
7131366206126
oct25411123701
97407384547
102888083393
11125227a888
12687268681
1337045a9b0
141d57d274d
1511d83862d
hexac24a7c1

2888083393 has 8 divisors (see below), whose sum is σ = 3117177000. Its totient is φ = 2659980288.

The previous prime is 2888083361. The next prime is 2888083397. The reversal of 2888083393 is 3933808882.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14265729 + 2873817664 = 3777^2 + 53608^2 .

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 2888083393 - 25 = 2888083361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2888083393.

It is not an unprimeable number, because it can be changed into a prime (2888083397) 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, 241558 + ... + 253231.

It is an arithmetic number, because the mean of its divisors is an integer number (389647125).

Almost surely, 22888083393 is an apocalyptic number.

It is an amenable number.

2888083393 is a deficient number, since it is larger than the sum of its proper divisors (229093607).

2888083393 is a wasteful number, since it uses less digits than its factorization.

2888083393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495251.

The product of its (nonzero) digits is 1990656, while the sum is 52.

The square root of 2888083393 is about 53740.8912561003. The cubic root of 2888083393 is about 1424.0871786844.

The spelling of 2888083393 in words is "two billion, eight hundred eighty-eight million, eighty-three thousand, three hundred ninety-three".

Divisors: 1 13 449 5837 494789 6432257 222160261 2888083393