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3008985 = 35728657
BaseRepresentation
bin1011011110100111011001
312122212112220
423132213121
51232241420
6144254253
734401360
oct13364731
95585486
103008985
111775771
121011389
13814785
145847d7
153e6840
hex2de9d9

3008985 has 16 divisors (see below), whose sum is σ = 5502336. Its totient is φ = 1375488.

The previous prime is 3008981. The next prime is 3009023. The reversal of 3008985 is 5898003.

3008985 is nontrivially palindromic in base 11.

It is not a de Polignac number, because 3008985 - 22 = 3008981 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3008981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14224 + ... + 14433.

It is an arithmetic number, because the mean of its divisors is an integer number (343896).

Almost surely, 23008985 is an apocalyptic number.

3008985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3008985 is a deficient number, since it is larger than the sum of its proper divisors (2493351).

3008985 is a wasteful number, since it uses less digits than its factorization.

3008985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28672.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 3008985 is about 1734.6426144886. The cubic root of 3008985 is about 144.3687981069.

It can be divided in two parts, 3008 and 985, that added together give a palindrome (3993).

The spelling of 3008985 in words is "three million, eight thousand, nine hundred eighty-five".

Divisors: 1 3 5 7 15 21 35 105 28657 85971 143285 200599 429855 601797 1002995 3008985