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3005268 = 2237219269
BaseRepresentation
bin1011011101101101010100
312122200110020
423131231110
51232132033
6144225140
734354500
oct13355524
95580406
103005268
1117729a2
12100b1b0
13812b86
14583300
153e56b3
hex2ddb54

3005268 has 72 divisors (see below), whose sum is σ = 8618400. Its totient is φ = 810432.

The previous prime is 3005267. The next prime is 3005269. The reversal of 3005268 is 8625003.

It is an interprime number because it is at equal distance from previous prime (3005267) and next prime (3005269).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3005267) 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 23 ways as a sum of consecutive naturals, for example, 11038 + ... + 11306.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

Almost surely, 23005268 is an apocalyptic number.

3005268 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3005268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4309200).

3005268 is an abundant number, since it is smaller than the sum of its proper divisors (5613132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3005268 is a wasteful number, since it uses less digits than its factorization.

3005268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3005268 is about 1733.5708811583. The cubic root of 3005268 is about 144.3093273401.

The spelling of 3005268 in words is "three million, five thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 49 57 76 84 98 114 133 147 196 228 266 269 294 399 532 538 588 798 807 931 1076 1596 1614 1862 1883 2793 3228 3724 3766 5111 5586 5649 7532 10222 11172 11298 13181 15333 20444 22596 26362 30666 35777 39543 52724 61332 71554 79086 107331 143108 158172 214662 250439 429324 500878 751317 1001756 1502634 3005268