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7068012775 = 521567118041
BaseRepresentation
bin1101001010100100…
…10101000011100111
3200020120201020202221
412211102111003213
5103433402402100
63125204013211
7340103055145
oct64522250347
920216636687
107068012775
112aa778867a
121453091207
1388842a0a5
144b09c2595
152b57a101a
hex1a54950e7

7068012775 has 12 divisors (see below), whose sum is σ = 8765380944. Its totient is φ = 5653736000.

The previous prime is 7068012761. The next prime is 7068012779. The reversal of 7068012775 is 5772108607.

It is not a de Polignac number, because 7068012775 - 213 = 7068004583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7068012779) 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, 382755 + ... + 400795.

It is an arithmetic number, because the mean of its divisors is an integer number (730448412).

Almost surely, 27068012775 is an apocalyptic number.

7068012775 is a deficient number, since it is larger than the sum of its proper divisors (1697368169).

7068012775 is a wasteful number, since it uses less digits than its factorization.

7068012775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33722 (or 33717 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 43.

The square root of 7068012775 is about 84071.4742049882. The cubic root of 7068012775 is about 1919.1066423183.

The spelling of 7068012775 in words is "seven billion, sixty-eight million, twelve thousand, seven hundred seventy-five".

Divisors: 1 5 25 15671 18041 78355 90205 391775 451025 282720511 1413602555 7068012775