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3680743 = 111013313
BaseRepresentation
bin1110000010100111100111
320221000000211
432002213213
51420240433
6210520251
743200013
oct16024747
96830024
103680743
112094440
121296087
139bb471
146bb543
154ca8cd
hex3829e7

3680743 has 8 divisors (see below), whose sum is σ = 4056336. Its totient is φ = 3312000.

The previous prime is 3680741. The next prime is 3680753. The reversal of 3680743 is 3470863.

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 3680743 - 21 = 3680741 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 (3680741) 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, 546 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (507042).

Almost surely, 23680743 is an apocalyptic number.

3680743 is a deficient number, since it is larger than the sum of its proper divisors (375593).

3680743 is a wasteful number, since it uses less digits than its factorization.

3680743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3680743 is about 1918.5262573131. The cubic root of 3680743 is about 154.3992423697.

The spelling of 3680743 in words is "three million, six hundred eighty thousand, seven hundred forty-three".

Divisors: 1 11 101 1111 3313 36443 334613 3680743