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3067688 = 231322269
BaseRepresentation
bin1011101100111100101000
312202212002002
423230330220
51241131223
6145430132
735034461
oct13547450
95685062
103067688
111805888
12103b348
13835400
1459bd68
15408e28
hex2ecf28

3067688 has 24 divisors (see below), whose sum is σ = 6231150. Its totient is φ = 1415232.

The previous prime is 3067657. The next prime is 3067699. The reversal of 3067688 is 8867603.

It can be written as a sum of positive squares in 3 ways, for example, as 702244 + 2365444 = 838^2 + 1538^2 .

It is a super-3 number, since 3×30676883 = 86607363335579414016, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218 + ... + 2486.

Almost surely, 23067688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3067688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3115575).

3067688 is an abundant number, since it is smaller than the sum of its proper divisors (3163462).

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

3067688 is a wasteful number, since it uses less digits than its factorization.

3067688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301 (or 2284 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 3067688 is about 1751.4816584823. The cubic root of 3067688 is about 145.3015997451.

The spelling of 3067688 in words is "three million, sixty-seven thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 169 338 676 1352 2269 4538 9076 18152 29497 58994 117988 235976 383461 766922 1533844 3067688