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68083043 = 79726149
BaseRepresentation
bin1000000111011…
…01110101100011
311202002222101012
410003231311203
5114412124133
610431131135
71454460560
oct403556543
9152088335
1068083043
1135481886
121a973aab
131114a132
149083867
155e9cb48
hex40edd63

68083043 has 4 divisors (see below), whose sum is σ = 77809200. Its totient is φ = 58356888.

The previous prime is 68083033. The next prime is 68083063. The reversal of 68083043 is 34038086.

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 68083043 - 26 = 68082979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68083033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4863068 + ... + 4863081.

It is an arithmetic number, because the mean of its divisors is an integer number (19452300).

Almost surely, 268083043 is an apocalyptic number.

68083043 is a deficient number, since it is larger than the sum of its proper divisors (9726157).

68083043 is an equidigital number, since it uses as much as digits as its factorization.

68083043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9726156.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 68083043 is about 8251.2449363717. The cubic root of 68083043 is about 408.3315959758.

The spelling of 68083043 in words is "sixty-eight million, eighty-three thousand, forty-three".

Divisors: 1 7 9726149 68083043