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7680089 = 59130171
BaseRepresentation
bin11101010011000001011001
3112110012002202
4131103001121
53431230324
6432335545
7122164634
oct35230131
915405082
107680089
11437618a
1226a45b5
13178b941
14103cc1b
15a1a8ae
hex753059

7680089 has 4 divisors (see below), whose sum is σ = 7810320. Its totient is φ = 7549860.

The previous prime is 7680067. The next prime is 7680103. The reversal of 7680089 is 9800867.

7680089 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 Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7680089 - 216 = 7614553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7680019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65027 + ... + 65144.

It is an arithmetic number, because the mean of its divisors is an integer number (1952580).

Almost surely, 27680089 is an apocalyptic number.

It is an amenable number.

7680089 is a deficient number, since it is larger than the sum of its proper divisors (130231).

7680089 is a wasteful number, since it uses less digits than its factorization.

7680089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130230.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 7680089 is about 2771.2973496180. The cubic root of 7680089 is about 197.2977280715.

The spelling of 7680089 in words is "seven million, six hundred eighty thousand, eighty-nine".

Divisors: 1 59 130171 7680089