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8000053025 = 52320399907
BaseRepresentation
bin1110111001101011…
…10001111100100001
3202122112111210122012
413130311301330201
5112341003144100
63401500522305
7402151220516
oct73465617441
922575453565
108000053025
113435904278
121673250395
139a65612b3
1455c6bd30d
1531c50b135
hex1dcd71f21

8000053025 has 12 divisors (see below), whose sum is σ = 9923262192. Its totient is φ = 6397980240.

The previous prime is 8000052997. The next prime is 8000053049. The reversal of 8000053025 is 5203500008.

It is a de Polignac number, because none of the positive numbers 2k-8000053025 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 (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30122 + ... + 130028.

It is an arithmetic number, because the mean of its divisors is an integer number (826938516).

Almost surely, 28000053025 is an apocalyptic number.

It is an amenable number.

8000053025 is a deficient number, since it is larger than the sum of its proper divisors (1923209167).

8000053025 is a wasteful number, since it uses less digits than its factorization.

8000053025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103120 (or 103115 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 8000053025 is about 89443.0155182617. The cubic root of 8000053025 is about 2000.0044187402.

The spelling of 8000053025 in words is "eight billion, fifty-three thousand, twenty-five".

Divisors: 1 5 25 3203 16015 80075 99907 499535 2497675 320002121 1600010605 8000053025