Search a number
-
+
68748088084786 = 21117739248739401
BaseRepresentation
bin11111010000110101010010…
…10111101000100100110010
3100000102020211110111010120201
433220122221113220210302
533002332041022203121
6402114234034225414
720323612465650265
oct1750325127504462
9300366743433521
1068748088084786
111a9a599a512870
127863a0b72526a
132c48bbc536206
1412d95d4b20cdc
157e34676a1e91
hex3e86a95e8932

68748088084786 has 32 divisors (see below), whose sum is σ = 119275518047040. Its totient is φ = 29371148352000.

The previous prime is 68748088084783. The next prime is 68748088084789.

68748088084786 is nontrivially palindromic in base 10.

68748088084786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (68748088084783) and next prime (68748088084789).

It is not an unprimeable number, because it can be changed into a prime (68748088084783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124093315 + ... + 124646086.

It is an arithmetic number, because the mean of its divisors is an integer number (3727359938970).

Almost surely, 268748088084786 is an apocalyptic number.

68748088084786 is a deficient number, since it is larger than the sum of its proper divisors (50527429962254).

68748088084786 is a wasteful number, since it uses less digits than its factorization.

68748088084786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248740170.

The product of its (nonzero) digits is 7398752256, while the sum is 82.

The spelling of 68748088084786 in words is "sixty-eight trillion, seven hundred forty-eight billion, eighty-eight million, eighty-four thousand, seven hundred eighty-six".

Divisors: 1 2 11 17 22 34 187 374 739 1478 8129 12563 16258 25126 138193 276386 248739401 497478802 2736133411 4228569817 5472266822 8457139634 46514267987 93028535974 183818417339 367636834678 2022002590729 3124913094763 4044005181458 6249826189526 34374044042393 68748088084786