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8325030505 = 511222960089
BaseRepresentation
bin1111100000011010…
…11110001001101001
3210111012000100221011
413300031132021221
5114022201434010
63454030143521
7413205406651
oct76015361151
923435010834
108325030505
113592298700
121744051ba1
13a28995c6c
1458d915361
1533ad00a8a
hex1f035e269

8325030505 has 24 divisors (see below), whose sum is σ = 11028918600. Its totient is φ = 6028028160.

The previous prime is 8325030487. The next prime is 8325030547. The reversal of 8325030505 is 5050305238.

It can be written as a sum of positive squares in 4 ways, for example, as 5444668944 + 2880361561 = 73788^2 + 53669^2 .

It is not a de Polignac number, because 8325030505 - 229 = 7788159593 is a prime.

It is a super-2 number, since 2×83250305052 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

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, 108501 + ... + 168589.

It is an arithmetic number, because the mean of its divisors is an integer number (459538275).

Almost surely, 28325030505 is an apocalyptic number.

It is an amenable number.

8325030505 is a deficient number, since it is larger than the sum of its proper divisors (2703888095).

8325030505 is a wasteful number, since it uses less digits than its factorization.

8325030505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60345 (or 60334 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 8325030505 is about 91241.6051206904. The cubic root of 8325030505 is about 2026.7271150593.

The spelling of 8325030505 in words is "eight billion, three hundred twenty-five million, thirty thousand, five hundred five".

Divisors: 1 5 11 55 121 229 605 1145 2519 12595 27709 60089 138545 300445 660979 3304895 7270769 13760381 36353845 68801905 151364191 756820955 1665006101 8325030505