Search a number
-
+
3028279080 = 233525235659
BaseRepresentation
bin1011010001111111…
…1101111100101000
321211001020111221110
42310133331330220
522200214412310
61220254310320
7135020642661
oct26437757450
97731214843
103028279080
111314425992
127061b83a0
13393506118
1420a288368
1512acccd20
hexb47fdf28

3028279080 has 32 divisors (see below), whose sum is σ = 9084837600. Its totient is φ = 807541056.

The previous prime is 3028279057. The next prime is 3028279091. The reversal of 3028279080 is 809728203.

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, 12617710 + ... + 12617949.

It is an arithmetic number, because the mean of its divisors is an integer number (283901175).

Almost surely, 23028279080 is an apocalyptic number.

3028279080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3028279080 is an abundant number, since it is smaller than the sum of its proper divisors (6056558520).

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

3028279080 is a wasteful number, since it uses less digits than its factorization.

3028279080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25235673 (or 25235669 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 3028279080 is about 55029.8017441459. The cubic root of 3028279080 is about 1446.7671264188.

The spelling of 3028279080 in words is "three billion, twenty-eight million, two hundred seventy-nine thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 25235659 50471318 75706977 100942636 126178295 151413954 201885272 252356590 302827908 378534885 504713180 605655816 757069770 1009426360 1514139540 3028279080