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10715705505 = 325238126789
BaseRepresentation
bin10011111101011010…
…01011000010100001
31000122210111020111200
421332231023002201
5133421210034010
64531150431413
7526354664631
oct117655130241
930583436450
1010715705505
1145a981116a
1220b0802569
13101a06835b
147392286c1
1542ab33cc0
hex27eb4b0a1

10715705505 has 12 divisors (see below), whose sum is σ = 18573889620. Its totient is φ = 5715042912.

The previous prime is 10715705491. The next prime is 10715705513. The reversal of 10715705505 is 50550751701.

10715705505 is a `hidden beast` number, since 10 + 71 + 5 + 70 + 5 + 505 = 666.

10715705505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4399270929 + 6316434576 = 66327^2 + 79476^2 .

It is not a de Polignac number, because 10715705505 - 211 = 10715703457 is a prime.

It is a super-2 number, since 2×107157055052 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10715705505.

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 11 ways as a sum of consecutive naturals, for example, 119063350 + ... + 119063439.

It is an arithmetic number, because the mean of its divisors is an integer number (1547824135).

Almost surely, 210715705505 is an apocalyptic number.

10715705505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10715705505 is a deficient number, since it is larger than the sum of its proper divisors (7858184115).

10715705505 is a wasteful number, since it uses less digits than its factorization.

10715705505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238126800 (or 238126797 counting only the distinct ones).

The product of its (nonzero) digits is 30625, while the sum is 36.

The spelling of 10715705505 in words is "ten billion, seven hundred fifteen million, seven hundred five thousand, five hundred five".

Divisors: 1 3 5 9 15 45 238126789 714380367 1190633945 2143141101 3571901835 10715705505