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2888132660 = 225741503159
BaseRepresentation
bin1010110000100101…
…0110100000110100
321110021112100012022
42230021112200310
521403330221120
61154330412312
7131366502560
oct25411264064
97407470168
102888132660
1112523038a6
12687291098
1337047724a
141d58066a0
1511d848025
hexac256834

2888132660 has 48 divisors (see below), whose sum is σ = 7100593920. Its totient is φ = 966063360.

The previous prime is 2888132651. The next prime is 2888132671. The reversal of 2888132660 is 662318882.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245840 + ... + 257319.

It is an arithmetic number, because the mean of its divisors is an integer number (147929040).

Almost surely, 22888132660 is an apocalyptic number.

2888132660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2888132660 is an abundant number, since it is smaller than the sum of its proper divisors (4212461260).

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

2888132660 is a wasteful number, since it uses less digits than its factorization.

2888132660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503216 (or 503214 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 2888132660 is about 53741.3496294985. The cubic root of 2888132660 is about 1424.0952763388.

The spelling of 2888132660 in words is "two billion, eight hundred eighty-eight million, one hundred thirty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 41 70 82 140 164 205 287 410 574 820 1148 1435 2870 5740 503159 1006318 2012636 2515795 3522113 5031590 7044226 10063180 14088452 17610565 20629519 35221130 41259038 70442260 82518076 103147595 144406633 206295190 288813266 412590380 577626532 722033165 1444066330 2888132660