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7680873 = 323111317
BaseRepresentation
bin11101010011001101101001
3112110020011210
4131103031221
53431241443
6432343333
7122200134
oct35231551
915406153
107680873
114376832
1226a4b49
13178c0c5
14103d21b
15a1ac33
hex753369

7680873 has 8 divisors (see below), whose sum is σ = 10686528. Its totient is φ = 4897904.

The previous prime is 7680863. The next prime is 7680877. The reversal of 7680873 is 3780867.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7680873 - 26 = 7680809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7680877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55590 + ... + 55727.

It is an arithmetic number, because the mean of its divisors is an integer number (1335816).

Almost surely, 27680873 is an apocalyptic number.

It is an amenable number.

7680873 is a deficient number, since it is larger than the sum of its proper divisors (3005655).

7680873 is a wasteful number, since it uses less digits than its factorization.

7680873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111343.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 7680873 is about 2771.4387960047. The cubic root of 7680873 is about 197.3044413685.

The spelling of 7680873 in words is "seven million, six hundred eighty thousand, eight hundred seventy-three".

Divisors: 1 3 23 69 111317 333951 2560291 7680873