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2408442220 = 225120422111
BaseRepresentation
bin1000111110001101…
…1110100101101100
320012211220112121201
42033203132211230
514413030122340
61034553135244
7113453264302
oct21743364554
96184815551
102408442220
111026559318
125726ba524
132c4c83452
1418bc1a272
15e169279a
hex8f8de96c

2408442220 has 12 divisors (see below), whose sum is σ = 5057728704. Its totient is φ = 963376880.

The previous prime is 2408442203. The next prime is 2408442227. The reversal of 2408442220 is 222448042.

It is not an unprimeable number, because it can be changed into a prime (2408442227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60211036 + ... + 60211075.

It is an arithmetic number, because the mean of its divisors is an integer number (421477392).

Almost surely, 22408442220 is an apocalyptic number.

2408442220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2408442220 is an abundant number, since it is smaller than the sum of its proper divisors (2649286484).

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

2408442220 is a wasteful number, since it uses less digits than its factorization.

2408442220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120422120 (or 120422118 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

The square root of 2408442220 is about 49075.8822641020. The cubic root of 2408442220 is about 1340.4339242206.

The spelling of 2408442220 in words is "two billion, four hundred eight million, four hundred forty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 120422111 240844222 481688444 602110555 1204221110 2408442220