Search a number
-
+
6701080681 = 43124736287
BaseRepresentation
bin1100011110110101…
…00110000001101001
3122022000021011120101
412033122212001221
5102210434040211
63024535225401
7325026150241
oct61732460151
918260234511
106701080681
112929649109
121370218261
1382a3c5cc9
14477d88b21
152934705c1
hex18f6a6069

6701080681 has 8 divisors (see below), whose sum is σ = 6720413184. Its totient is φ = 6681766560.

The previous prime is 6701080667. The next prime is 6701080691. The reversal of 6701080681 is 1860801076.

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

It is a cyclic number.

It is not a de Polignac number, because 6701080681 - 217 = 6700949609 is a prime.

It is a super-2 number, since 2×67010806812 = 89808964586542847522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6701080681.

It is not an unprimeable number, because it can be changed into a prime (6701080691) 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, 1062720 + ... + 1069006.

It is an arithmetic number, because the mean of its divisors is an integer number (840051648).

Almost surely, 26701080681 is an apocalyptic number.

It is an amenable number.

6701080681 is a deficient number, since it is larger than the sum of its proper divisors (19332503).

6701080681 is a wasteful number, since it uses less digits than its factorization.

6701080681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9191.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 6701080681 is about 81860.1287624201. The cubic root of 6701080681 is about 1885.3049839672.

The spelling of 6701080681 in words is "six billion, seven hundred one million, eighty thousand, six hundred eighty-one".

Divisors: 1 431 2473 6287 1065863 2709697 15547751 6701080681