Search a number
-
+
68056103697 = 35913716011753
BaseRepresentation
bin111111011000011101…
…011011101100010001
320111122221120021110020
4333120131123230101
52103334330304242
651133050254053
74626331223331
oct773035335421
9214587507406
1068056103697
1126953994aaa
1211233a27329
1365577b495a
1434187a30c1
151b84b316ec
hexfd875bb11

68056103697 has 32 divisors (see below), whose sum is σ = 93064152960. Its totient is φ = 44223283200.

The previous prime is 68056103677. The next prime is 68056103699. The reversal of 68056103697 is 79630165086.

It is not a de Polignac number, because 68056103697 - 214 = 68056087313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68056103699) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38821773 + ... + 38823525.

It is an arithmetic number, because the mean of its divisors is an integer number (2908254780).

Almost surely, 268056103697 is an apocalyptic number.

It is an amenable number.

68056103697 is a deficient number, since it is larger than the sum of its proper divisors (25008049263).

68056103697 is a wasteful number, since it uses less digits than its factorization.

68056103697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 68056103697 in words is "sixty-eight billion, fifty-six million, one hundred three thousand, six hundred ninety-seven".

Divisors: 1 3 59 137 177 411 1601 1753 4803 5259 8083 24249 94459 103427 219337 240161 283377 310281 658011 720483 2806553 8419659 12940883 14169499 38822649 42508497 165586627 384497761 496759881 1153493283 22685367899 68056103697