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7068078 = 2322111861
BaseRepresentation
bin11010111101100110101110
3111022002120200
4122331212232
53302134303
6411254330
7114035433
oct32754656
914262520
107068078
113a98396
12244a3a6
1316061c4
14d1db8a
159493a3
hex6bd9ae

7068078 has 24 divisors (see below), whose sum is σ = 15395016. Its totient is φ = 2343600.

The previous prime is 7068077. The next prime is 7068101. The reversal of 7068078 is 8708607.

It is a happy number.

It is a super-2 number, since 2×70680782 = 99915453228168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7068071) 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, 2868 + ... + 4728.

It is an arithmetic number, because the mean of its divisors is an integer number (641459).

Almost surely, 27068078 is an apocalyptic number.

7068078 is an abundant number, since it is smaller than the sum of its proper divisors (8326938).

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

7068078 is a wasteful number, since it uses less digits than its factorization.

7068078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080 (or 2077 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 7068078 is about 2658.5857142473. The cubic root of 7068078 is about 191.9112545597.

The spelling of 7068078 in words is "seven million, sixty-eight thousand, seventy-eight".

Divisors: 1 2 3 6 9 18 211 422 633 1266 1861 1899 3722 3798 5583 11166 16749 33498 392671 785342 1178013 2356026 3534039 7068078