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3005005025 = 5211101108191
BaseRepresentation
bin1011001100011100…
…1011110011100001
321202102110001221102
42303013023303201
522123240130100
61214103404145
7134316056411
oct26307136341
97672401842
103005005025
111302279830
126ba453655
1338b7476a9
1420714a641
15128c31cd5
hexb31cbce1

3005005025 has 24 divisors (see below), whose sum is σ = 4105237248. Its totient is φ = 2163800000.

The previous prime is 3005005009. The next prime is 3005005043. The reversal of 3005005025 is 5205005003.

It is not a de Polignac number, because 3005005025 - 24 = 3005005009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3005004988 and 3005005006.

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 23 ways as a sum of consecutive naturals, for example, 26321 + ... + 81870.

It is an arithmetic number, because the mean of its divisors is an integer number (171051552).

Almost surely, 23005005025 is an apocalyptic number.

It is an amenable number.

3005005025 is a deficient number, since it is larger than the sum of its proper divisors (1100232223).

3005005025 is a wasteful number, since it uses less digits than its factorization.

3005005025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108313 (or 108308 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 3005005025 is about 54817.9261282293. The cubic root of 3005005025 is about 1443.0511797037.

The spelling of 3005005025 in words is "three billion, five million, five thousand, twenty-five".

Divisors: 1 5 11 25 55 101 275 505 1111 2525 5555 27775 108191 540955 1190101 2704775 5950505 10927291 29752525 54636455 120200201 273182275 601001005 3005005025