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2238072608 = 2583632
BaseRepresentation
bin1000010101100110…
…0100011100100000
312202222022212110002
42011121210130200
514040421310413
61010025355132
7106314206012
oct20531443440
95688285402
102238072608
11a49374092
12525638aa8
132988a1b25
1417334c1b2
15d173c958
hex85664720

2238072608 has 18 divisors (see below), whose sum is σ = 4406732379. Its totient is φ = 1118902496.

The previous prime is 2238072581. The next prime is 2238072611. The reversal of 2238072608 is 8062708322.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 1119036304 + 1119036304 = 33452^2 + 33452^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=33452.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 263435 + ... + 271797.

Almost surely, 22238072608 is an apocalyptic number.

It is an amenable number.

2238072608 is a deficient number, since it is larger than the sum of its proper divisors (2168659771).

2238072608 is an frugal number, since it uses more digits than its factorization.

2238072608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16736 (or 8365 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 2238072608 is about 47308.2720885048. The cubic root of 2238072608 is about 1308.0511409707.

The spelling of 2238072608 in words is "two billion, two hundred thirty-eight million, seventy-two thousand, six hundred eight".

Divisors: 1 2 4 8 16 32 8363 16726 33452 66904 133808 267616 69939769 139879538 279759076 559518152 1119036304 2238072608