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2884002220 = 2251113109101
BaseRepresentation
bin1010101111100110…
…0110000110101100
321102222202111022001
42223321212012230
521401301032340
61154102102044
7131316420511
oct25371460654
97388674261
102884002220
11124aa42610
12685a1a924
1336c65c1b8
141d504d308
1511d2ce29a
hexabe661ac

2884002220 has 24 divisors (see below), whose sum is σ = 6606987408. Its totient is φ = 1048728000.

The previous prime is 2884002211. The next prime is 2884002221. The reversal of 2884002220 is 222004882.

It is not an unprimeable number, because it can be changed into a prime (2884002221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6554331 + ... + 6554770.

It is an arithmetic number, because the mean of its divisors is an integer number (275291142).

Almost surely, 22884002220 is an apocalyptic number.

2884002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2884002220 is an abundant number, since it is smaller than the sum of its proper divisors (3722985188).

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

2884002220 is a wasteful number, since it uses less digits than its factorization.

2884002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13109121 (or 13109119 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 2884002220 is about 53702.9069976663. The cubic root of 2884002220 is about 1423.4160662615.

The spelling of 2884002220 in words is "two billion, eight hundred eighty-four million, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 13109101 26218202 52436404 65545505 131091010 144200111 262182020 288400222 576800444 721000555 1442001110 2884002220