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3111034025 = 521125411901
BaseRepresentation
bin1011100101101110…
…1001110010101001
322000210221220101102
42321123221302221
522332411042100
61232412131145
7140044232021
oct27133516251
98023856342
103111034025
111357108a00
12729a66ab5
133a76bc448
1421726aa81
151331c7cd5
hexb96e9ca9

3111034025 has 36 divisors (see below), whose sum is σ = 4250334732. Its totient is φ = 2257200000.

The previous prime is 3111034009. The next prime is 3111034033. The reversal of 3111034025 is 5204301113.

It can be written as a sum of positive squares in 6 ways, for example, as 564015001 + 2547019024 = 23749^2 + 50468^2 .

It is not a de Polignac number, because 3111034025 - 24 = 3111034009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3111033988 and 3111034006.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1635575 + ... + 1637475.

Almost surely, 23111034025 is an apocalyptic number.

It is an amenable number.

3111034025 is a deficient number, since it is larger than the sum of its proper divisors (1139300707).

3111034025 is a wasteful number, since it uses less digits than its factorization.

3111034025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3111034025 is about 55776.6440815508. The cubic root of 3111034025 is about 1459.8276560500.

Adding to 3111034025 its reverse (5204301113), we get a palindrome (8315335138).

The spelling of 3111034025 in words is "three billion, one hundred eleven million, thirty-four thousand, twenty-five".

Divisors: 1 5 11 25 55 121 275 541 605 1901 2705 3025 5951 9505 13525 20911 29755 47525 65461 104555 148775 230021 327305 522775 1028441 1150105 1636525 5142205 5750525 11312851 25711025 56564255 124441361 282821275 622206805 3111034025