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2225056072 = 23278132009
BaseRepresentation
bin1000010010011111…
…1010100101001000
312202001211120010011
42010213322211020
514024103243242
61004442401304
7106065443641
oct20447724510
95661746104
102225056072
11a41a93618
12521200234
13295c95235
141717206c8
15d051ad17
hex849fa948

2225056072 has 8 divisors (see below), whose sum is σ = 4171980150. Its totient is φ = 1112528032.

The previous prime is 2225056051. The next prime is 2225056073. The reversal of 2225056072 is 2706505222.

It can be written as a sum of positive squares in only one way, i.e., 1611701316 + 613354756 = 40146^2 + 24766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2225056073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139065997 + ... + 139066012.

Almost surely, 22225056072 is an apocalyptic number.

It is an amenable number.

2225056072 is a deficient number, since it is larger than the sum of its proper divisors (1946924078).

2225056072 is a wasteful number, since it uses less digits than its factorization.

2225056072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278132015 (or 278132011 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 2225056072 is about 47170.5000185497. The cubic root of 2225056072 is about 1305.5103521027.

The spelling of 2225056072 in words is "two billion, two hundred twenty-five million, fifty-six thousand, seventy-two".

Divisors: 1 2 4 8 278132009 556264018 1112528036 2225056072