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68486883 = 322828961
BaseRepresentation
bin1000001010100…
…00011011100011
311202212111100020
410011100123203
5120013040013
610443524523
71461062133
oct405203343
9152774306
1068486883
1135728233
121ab29743
131125bbaa
14914aac3
15602c623
hex41506e3

68486883 has 4 divisors (see below), whose sum is σ = 91315848. Its totient is φ = 45657920.

The previous prime is 68486861. The next prime is 68486923. The reversal of 68486883 is 38868486.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68486883 - 26 = 68486819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68486833) 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, 11414478 + ... + 11414483.

It is an arithmetic number, because the mean of its divisors is an integer number (22828962).

Almost surely, 268486883 is an apocalyptic number.

68486883 is a deficient number, since it is larger than the sum of its proper divisors (22828965).

68486883 is a wasteful number, since it uses less digits than its factorization.

68486883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22828964.

The product of its digits is 1769472, while the sum is 51.

The square root of 68486883 is about 8275.6802137347. The cubic root of 68486883 is about 409.1373554044.

It can be divided in two parts, 6848 and 6883, that added together give a palindrome (13731).

The spelling of 68486883 in words is "sixty-eight million, four hundred eighty-six thousand, eight hundred eighty-three".

Divisors: 1 3 22828961 68486883