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3117077225 = 52541723017
BaseRepresentation
bin1011100111001010…
…1101001011101001
322001020022221002122
42321302231023221
522340432432400
61233145441025
7140146501463
oct27162551351
98036287078
103117077225
11135a566289
1272baa0175
133a8a26cc2
14217da1133
151339bd685
hexb9cad2e9

3117077225 has 12 divisors (see below), whose sum is σ = 3866057244. Its totient is φ = 2493093120.

The previous prime is 3117077221. The next prime is 3117077233. The reversal of 3117077225 is 5227707113.

It can be written as a sum of positive squares in 6 ways, for example, as 418898089 + 2698179136 = 20467^2 + 51944^2 .

It is not a de Polignac number, because 3117077225 - 22 = 3117077221 is a prime.

It is a super-2 number, since 2×31170772252 = 19432340853227401250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3117077221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123917 + ... + 146933.

It is an arithmetic number, because the mean of its divisors is an integer number (322171437).

Almost surely, 23117077225 is an apocalyptic number.

It is an amenable number.

3117077225 is a deficient number, since it is larger than the sum of its proper divisors (748980019).

3117077225 is a wasteful number, since it uses less digits than its factorization.

3117077225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28444 (or 28439 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 35.

The square root of 3117077225 is about 55830.7910117706. The cubic root of 3117077225 is about 1460.7722856379.

The spelling of 3117077225 in words is "three billion, one hundred seventeen million, seventy-seven thousand, two hundred twenty-five".

Divisors: 1 5 25 5417 23017 27085 115085 135425 575425 124683089 623415445 3117077225