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3072693 = 31378787
BaseRepresentation
bin1011101110001010110101
312210002221110
423232022311
51241311233
6145505233
735055201
oct13561265
95702843
103072693
111809618
121042219
13837780
1459db01
1540a663
hex2ee2b5

3072693 has 8 divisors (see below), whose sum is σ = 4412128. Its totient is φ = 1890864.

The previous prime is 3072683. The next prime is 3072701. The reversal of 3072693 is 3962703.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3072693 - 24 = 3072677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3072693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3072613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39355 + ... + 39432.

It is an arithmetic number, because the mean of its divisors is an integer number (551516).

Almost surely, 23072693 is an apocalyptic number.

It is an amenable number.

3072693 is a deficient number, since it is larger than the sum of its proper divisors (1339435).

3072693 is a wasteful number, since it uses less digits than its factorization.

3072693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78803.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 3072693 is about 1752.9098664792. The cubic root of 3072693 is about 145.3805777208.

The spelling of 3072693 in words is "three million, seventy-two thousand, six hundred ninety-three".

Divisors: 1 3 13 39 78787 236361 1024231 3072693