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3030331025 = 52121213241
BaseRepresentation
bin1011010010011111…
…0010111010010001
321211012002202200102
42310213302322101
522201231043100
61220410302145
7135044250221
oct26447627221
97735082612
103030331025
1113155a7607
12706a27955
13393a740a7
1420a660081
1512b085cd5
hexb49f2e91

3030331025 has 6 divisors (see below), whose sum is σ = 3757610502. Its totient is φ = 2424264800.

The previous prime is 3030331019. The next prime is 3030331061. The reversal of 3030331025 is 5201330303.

It can be written as a sum of positive squares in 3 ways, for example, as 811167361 + 2219163664 = 28481^2 + 47108^2 .

It is not a de Polignac number, because 3030331025 - 220 = 3029282449 is a prime.

It is a super-2 number, since 2×30303310252 = 18365812242155101250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3030330988 and 3030331006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60606596 + ... + 60606645.

It is an arithmetic number, because the mean of its divisors is an integer number (626268417).

Almost surely, 23030331025 is an apocalyptic number.

It is an amenable number.

3030331025 is a deficient number, since it is larger than the sum of its proper divisors (727279477).

3030331025 is a wasteful number, since it uses less digits than its factorization.

3030331025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121213251 (or 121213246 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 3030331025 is about 55048.4425301933. The cubic root of 3030331025 is about 1447.0938264161.

Adding to 3030331025 its reverse (5201330303), we get a palindrome (8231661328).

The spelling of 3030331025 in words is "three billion, thirty million, three hundred thirty-one thousand, twenty-five".

Divisors: 1 5 25 121213241 606066205 3030331025