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4791000925 = 52191640037
BaseRepresentation
bin1000111011001000…
…01101111101011101
3110100220010001201201
410131210031331131
534302444012200
62111223435501
7226503556504
oct43544157535
913326101651
104791000925
1120394389a7
12b185b5b91
135b47734b9
1433641983b
151d0920c6a
hex11d90df5d

4791000925 has 6 divisors (see below), whose sum is σ = 5940841178. Its totient is φ = 3832800720.

The previous prime is 4791000923. The next prime is 4791000943. The reversal of 4791000925 is 5290001974.

It can be written as a sum of positive squares in 3 ways, for example, as 38415204 + 4752585721 = 6198^2 + 68939^2 .

It is not a de Polignac number, because 4791000925 - 21 = 4791000923 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4791000923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95819994 + ... + 95820043.

Almost surely, 24791000925 is an apocalyptic number.

It is an amenable number.

4791000925 is a deficient number, since it is larger than the sum of its proper divisors (1149840253).

4791000925 is a wasteful number, since it uses less digits than its factorization.

4791000925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191640047 (or 191640042 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 4791000925 is about 69217.0566045682. The cubic root of 4791000925 is about 1685.8104886462.

The spelling of 4791000925 in words is "four billion, seven hundred ninety-one million, nine hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 25 191640037 958200185 4791000925