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68418080270 = 256841808027
BaseRepresentation
bin111111101110000010…
…010000111000001110
320112121011200120221222
4333232002100320032
52110110012032040
651233020523342
74641315041531
oct775602207016
9215534616858
1068418080270
112701a24a3a1
12113150b0552
1365b47a2287
1434508aaa18
151ba67d3bb5
hexfee090e0e

68418080270 has 8 divisors (see below), whose sum is σ = 123152544504. Its totient is φ = 27367232104.

The previous prime is 68418080249. The next prime is 68418080279. The reversal of 68418080270 is 7208081486.

68418080270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68418080279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3420904004 + ... + 3420904023.

It is an arithmetic number, because the mean of its divisors is an integer number (15394068063).

Almost surely, 268418080270 is an apocalyptic number.

68418080270 is a deficient number, since it is larger than the sum of its proper divisors (54734464234).

68418080270 is a wasteful number, since it uses less digits than its factorization.

68418080270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6841808034.

The product of its (nonzero) digits is 172032, while the sum is 44.

The spelling of 68418080270 in words is "sixty-eight billion, four hundred eighteen million, eighty thousand, two hundred seventy".

Divisors: 1 2 5 10 6841808027 13683616054 34209040135 68418080270