Search a number
-
+
2830995872 = 25831065887
BaseRepresentation
bin1010100010111101…
…1001000110100000
321022022000111020222
42220233121012200
521244213331442
61144530022212
7130104032165
oct25057310640
97268014228
102830995872
111223029111
12670117968
133616905b3
141cbdb206c
1511880d8d2
hexa8bd91a0

2830995872 has 24 divisors (see below), whose sum is σ = 5640679296. Its totient is φ = 1398442432.

The previous prime is 2830995847. The next prime is 2830995883. The reversal of 2830995872 is 2785990382.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530288 + ... + 535599.

It is an arithmetic number, because the mean of its divisors is an integer number (235028304).

Almost surely, 22830995872 is an apocalyptic number.

It is an amenable number.

2830995872 is a deficient number, since it is larger than the sum of its proper divisors (2809683424).

2830995872 is a wasteful number, since it uses less digits than its factorization.

2830995872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065980 (or 1065972 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 2830995872 is about 53207.1035858935. The cubic root of 2830995872 is about 1414.6415573747.

The spelling of 2830995872 in words is "two billion, eight hundred thirty million, nine hundred ninety-five thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 16 32 83 166 332 664 1328 2656 1065887 2131774 4263548 8527096 17054192 34108384 88468621 176937242 353874484 707748968 1415497936 2830995872