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6806748141481 = 67141773716591
BaseRepresentation
bin110001100001101000111…
…0011100001011110101001
3220002201101222111101201211
41203003101303201132221
51343010210011011411
622250551003313121
71301525364400111
oct143032163413651
926081358441654
106806748141481
1121947a8968782
1291b23a21b7a1
133a4b4839baa2
1419763c470041
15bc0d48e4221
hex630d1ce17a9

6806748141481 has 8 divisors (see below), whose sum is σ = 6908399766144. Its totient is φ = 6705098233680.

The previous prime is 6806748141467. The next prime is 6806748141491. The reversal of 6806748141481 is 1841418476086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-6806748141481 is a prime.

It is a super-2 number, since 2×68067481414812 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6806748141451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9140496 + ... + 9857086.

It is an arithmetic number, because the mean of its divisors is an integer number (863549970768).

Almost surely, 26806748141481 is an apocalyptic number.

It is an amenable number.

6806748141481 is a deficient number, since it is larger than the sum of its proper divisors (101651624663).

6806748141481 is a wasteful number, since it uses less digits than its factorization.

6806748141481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858431.

The product of its (nonzero) digits is 8257536, while the sum is 58.

The spelling of 6806748141481 in words is "six trillion, eight hundred six billion, seven hundred forty-eight million, one hundred forty-one thousand, four hundred eighty-one".

Divisors: 1 67 141773 716591 9498791 48011597 101593255843 6806748141481