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68730006841 = 233678142401
BaseRepresentation
bin100000000000010100…
…0001010110100111001
320120101220122002202221
41000000220022310321
52111224340204331
651324002324041
74652123263456
oct1000050126471
9216356562687
1068730006841
112716a32a451
12113a1659621
1366342b7802
1434800a682d
151bc3d9b711
hex1000a0ad39

68730006841 has 8 divisors (see below), whose sum is σ = 71913694464. Its totient is φ = 65562604800.

The previous prime is 68730006811. The next prime is 68730006853. The reversal of 68730006841 is 14860003786.

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 68730006841 - 29 = 68730006329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68730006811) 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, 4062760 + ... + 4079641.

It is an arithmetic number, because the mean of its divisors is an integer number (8989211808).

Almost surely, 268730006841 is an apocalyptic number.

It is an amenable number.

68730006841 is a deficient number, since it is larger than the sum of its proper divisors (3183687623).

68730006841 is a wasteful number, since it uses less digits than its factorization.

68730006841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8142791.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 68730006841 in words is "sixty-eight billion, seven hundred thirty million, six thousand, eight hundred forty-one".

Divisors: 1 23 367 8441 8142401 187275223 2988261167 68730006841