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2226880 = 2656959
BaseRepresentation
bin1000011111101011000000
311012010201001
420133223000
51032230010
6115421344
724633235
oct10375300
94163631
102226880
1112910a7
128b4854
135cc7a6
1441d78c
152dec3a
hex21fac0

2226880 has 28 divisors (see below), whose sum is σ = 5303520. Its totient is φ = 890624.

The previous prime is 2226859. The next prime is 2226893. The reversal of 2226880 is 886222.

It is a happy number.

It is a congruent number.

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, 3160 + ... + 3799.

22226880 is an apocalyptic number.

2226880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2226880 is an abundant number, since it is smaller than the sum of its proper divisors (3076640).

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

2226880 is an equidigital number, since it uses as much as digits as its factorization.

2226880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6976 (or 6966 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 2226880 is about 1492.2734333895. The cubic root of 2226880 is about 130.5866973311.

The spelling of 2226880 in words is "two million, two hundred twenty-six thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 6959 13918 27836 34795 55672 69590 111344 139180 222688 278360 445376 556720 1113440 2226880