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4930000025 = 52197200001
BaseRepresentation
bin1001001011101100…
…11101010010011001
3110201120122221122112
410211312131102121
540044040000100
62133111002105
7233112210626
oct44566352231
913646587575
104930000025
1120aa946a95
12b57069335
136074c00a2
1434aa7d34d
151dcc2ab35
hex125d9d499

4930000025 has 6 divisors (see below), whose sum is σ = 6113200062. Its totient is φ = 3944000000.

The previous prime is 4930000013. The next prime is 4930000039. The reversal of 4930000025 is 5200000394.

It can be written as a sum of positive squares in 3 ways, for example, as 870781081 + 4059218944 = 29509^2 + 63712^2 .

It is a de Polignac number, because none of the positive numbers 2k-4930000025 is a prime.

It is a Duffinian number.

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, 98599976 + ... + 98600025.

It is an arithmetic number, because the mean of its divisors is an integer number (1018866677).

Almost surely, 24930000025 is an apocalyptic number.

It is an amenable number.

4930000025 is a deficient number, since it is larger than the sum of its proper divisors (1183200037).

4930000025 is a wasteful number, since it uses less digits than its factorization.

4930000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197200011 (or 197200006 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 4930000025 is about 70213.9589041951. The cubic root of 4930000025 is about 1701.9585299545.

The spelling of 4930000025 in words is "four billion, nine hundred thirty million, twenty-five", and thus it is an aban number.

Divisors: 1 5 25 197200001 986000005 4930000025