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8980717 = 11537789
BaseRepresentation
bin100010010000…
…100011101101
3121220021020011
4202100203231
54244340332
6520253221
7136222564
oct42204355
917807204
108980717
115084389
123011211
131b25945
14129abdb
15bc5e47
hex8908ed

8980717 has 4 divisors (see below), whose sum is σ = 8989660. Its totient is φ = 8971776.

The previous prime is 8980703. The next prime is 8980729. The reversal of 8980717 is 7170898.

8980717 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 6245001 + 2735716 = 2499^2 + 1654^2 .

It is a cyclic number.

It is not a de Polignac number, because 8980717 - 27 = 8980589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8980717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8980757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742 + ... + 5047.

It is an arithmetic number, because the mean of its divisors is an integer number (2247415).

Almost surely, 28980717 is an apocalyptic number.

It is an amenable number.

8980717 is a deficient number, since it is larger than the sum of its proper divisors (8943).

8980717 is a wasteful number, since it uses less digits than its factorization.

8980717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8942.

The product of its (nonzero) digits is 28224, while the sum is 40.

The square root of 8980717 is about 2996.7844433659. The cubic root of 8980717 is about 207.8597195768.

The spelling of 8980717 in words is "eight million, nine hundred eighty thousand, seven hundred seventeen".

Divisors: 1 1153 7789 8980717