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3680071 = 291131123
BaseRepresentation
bin1110000010011101000111
320220222002221
432002131013
51420230241
6210513211
743165033
oct16023507
96828087
103680071
11209398a
121295807
139bb075
146bb1c3
154ca5d1
hex382747

3680071 has 8 divisors (see below), whose sum is σ = 3844080. Its totient is φ = 3518592.

The previous prime is 3680059. The next prime is 3680081. The reversal of 3680071 is 1700863.

3680071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3680071 - 211 = 3678023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3680011) 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 7 ways as a sum of consecutive naturals, for example, 2716 + ... + 3838.

It is an arithmetic number, because the mean of its divisors is an integer number (480510).

Almost surely, 23680071 is an apocalyptic number.

3680071 is a deficient number, since it is larger than the sum of its proper divisors (164009).

3680071 is a wasteful number, since it uses less digits than its factorization.

3680071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 3680071 is about 1918.3511148901. The cubic root of 3680071 is about 154.3898454802.

The spelling of 3680071 in words is "three million, six hundred eighty thousand, seventy-one".

Divisors: 1 29 113 1123 3277 32567 126899 3680071