Search a number
-
+
76768801 = 671145803
BaseRepresentation
bin1001001001101…
…10011000100001
312100110020222221
410210312120201
5124123100201
611341231041
71621344514
oct444663041
9170406887
1076768801
113a37459a
1221862481
1312b9b735
14a2a4d7b
156b164a1
hex4936621

76768801 has 4 divisors (see below), whose sum is σ = 77914672. Its totient is φ = 75622932.

The previous prime is 76768789. The next prime is 76768817. The reversal of 76768801 is 10886767.

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 76768801 - 213 = 76760609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76768831) 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, 572835 + ... + 572968.

It is an arithmetic number, because the mean of its divisors is an integer number (19478668).

Almost surely, 276768801 is an apocalyptic number.

It is an amenable number.

76768801 is a deficient number, since it is larger than the sum of its proper divisors (1145871).

76768801 is a wasteful number, since it uses less digits than its factorization.

76768801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145870.

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 76768801 is about 8761.7806980088. The cubic root of 76768801 is about 425.0058610495.

The spelling of 76768801 in words is "seventy-six million, seven hundred sixty-eight thousand, eight hundred one".

Divisors: 1 67 1145803 76768801