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6741420680 = 235168535517
BaseRepresentation
bin1100100011101000…
…11110101010001000
3122101211011122122102
412101310132222020
5102301300430210
63032540012532
7326026062461
oct62164365210
918354148572
106741420680
11294a3a1155
121381831148
1383587b527
1447d489d68
15296c8cea5
hex191d1ea88

6741420680 has 16 divisors (see below), whose sum is σ = 15168196620. Its totient is φ = 2696568256.

The previous prime is 6741420643. The next prime is 6741420709. The reversal of 6741420680 is 860241476.

It can be written as a sum of positive squares in 2 ways, for example, as 6740738404 + 682276 = 82102^2 + 826^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84267719 + ... + 84267798.

Almost surely, 26741420680 is an apocalyptic number.

It is an amenable number.

6741420680 is an abundant number, since it is smaller than the sum of its proper divisors (8426775940).

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

6741420680 is a wasteful number, since it uses less digits than its factorization.

6741420680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168535528 (or 168535524 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 6741420680 is about 82106.1549458992. The cubic root of 6741420680 is about 1889.0805490156.

The spelling of 6741420680 in words is "six billion, seven hundred forty-one million, four hundred twenty thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 168535517 337071034 674142068 842677585 1348284136 1685355170 3370710340 6741420680