Search a number
-
+
7680803 = 131992969
BaseRepresentation
bin11101010011001100100011
3112110020002012
4131103030203
53431241203
6432343135
7122200004
oct35231443
915406065
107680803
114376779
1226a4aab
13178c070
14103d1ab
15a1abd8
hex753323

7680803 has 8 divisors (see below), whose sum is σ = 8316000. Its totient is φ = 7051968.

The previous prime is 7680791. The next prime is 7680809. The reversal of 7680803 is 3080867.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7680803 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 7680803.

It is not an unprimeable number, because it can be changed into a prime (7680809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103 + ... + 4071.

It is an arithmetic number, because the mean of its divisors is an integer number (1039500).

Almost surely, 27680803 is an apocalyptic number.

7680803 is a deficient number, since it is larger than the sum of its proper divisors (635197).

7680803 is a wasteful number, since it uses less digits than its factorization.

7680803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3181.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 7680803 is about 2771.4261671565. The cubic root of 7680803 is about 197.3038419856.

Adding to 7680803 its product of nonzero digits (8064), we get a palindrome (7688867).

The spelling of 7680803 in words is "seven million, six hundred eighty thousand, eight hundred three".

Divisors: 1 13 199 2587 2969 38597 590831 7680803