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3388693 = 72116287
BaseRepresentation
bin1100111011010100010101
320101011102011
430323110111
51331414233
6200344221
740542400
oct14732425
96334364
103388693
111a04a80
121175071
13918559
14642d37
1546e0cd
hex33b515

3388693 has 12 divisors (see below), whose sum is σ = 4300992. Its totient is φ = 2640120.

The previous prime is 3388687. The next prime is 3388717. The reversal of 3388693 is 3968833.

It is not a de Polignac number, because 3388693 - 29 = 3388181 is a prime.

It is a super-2 number, since 2×33886932 = 22966480496498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3388643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2605 + ... + 3682.

It is an arithmetic number, because the mean of its divisors is an integer number (358416).

Almost surely, 23388693 is an apocalyptic number.

It is an amenable number.

3388693 is a deficient number, since it is larger than the sum of its proper divisors (912299).

3388693 is a wasteful number, since it uses less digits than its factorization.

3388693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6312 (or 6305 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 3388693 is about 1840.8402972556. The cubic root of 3388693 is about 150.2025855301.

The spelling of 3388693 in words is "three million, three hundred eighty-eight thousand, six hundred ninety-three".

Divisors: 1 7 11 49 77 539 6287 44009 69157 308063 484099 3388693