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2830299860 = 225990114293
BaseRepresentation
bin1010100010110010…
…1111001011010100
321022020201010111202
42220230233023110
521244024043420
61144503052032
7130065103043
oct25054571324
97266633452
102830299860
1112226a31a3
1266ba41018
133614a885b
141cbc7055a
15118722575
hexa8b2f2d4

2830299860 has 24 divisors (see below), whose sum is σ = 5944645896. Its totient is φ = 1131926400.

The previous prime is 2830299821. The next prime is 2830299877. The reversal of 2830299860 is 689920382.

2830299860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 174134416 + 2656165444 = 13196^2 + 51538^2 .

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190874 + ... + 205166.

It is an arithmetic number, because the mean of its divisors is an integer number (247693579).

Almost surely, 22830299860 is an apocalyptic number.

2830299860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2830299860 is an abundant number, since it is smaller than the sum of its proper divisors (3114346036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2830299860 is a wasteful number, since it uses less digits than its factorization.

2830299860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24203 (or 24201 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 2830299860 is about 53200.5625910103. The cubic root of 2830299860 is about 1414.5256160540.

The spelling of 2830299860 in words is "two billion, eight hundred thirty million, two hundred ninety-nine thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 9901 14293 19802 28586 39604 49505 57172 71465 99010 142930 198020 285860 141514993 283029986 566059972 707574965 1415149930 2830299860