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68902330301 = 717866966791
BaseRepresentation
bin100000000101011100…
…1100001111110111101
320120211220220001010022
41000022321201332331
52112102444032201
651353040021525
74656315100310
oct1001271417675
9216756801108
1068902330301
1127248629632
121142b3018a5
136660c0155c
143498d22977
151bd408a41b
hex100ae61fbd

68902330301 has 16 divisors (see below), whose sum is σ = 83388476160. Its totient is φ = 55577829120.

The previous prime is 68902330283. The next prime is 68902330309. The reversal of 68902330301 is 10303320986.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68902330301 is a prime.

It is a super-2 number, since 2×689023303012 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68902330309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 998216 + ... + 1065006.

It is an arithmetic number, because the mean of its divisors is an integer number (5211779760).

Almost surely, 268902330301 is an apocalyptic number.

It is an amenable number.

68902330301 is a deficient number, since it is larger than the sum of its proper divisors (14486145859).

68902330301 is a wasteful number, since it uses less digits than its factorization.

68902330301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75484.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 68902330301 in words is "sixty-eight billion, nine hundred two million, three hundred thirty thousand, three hundred one".

Divisors: 1 7 17 119 8669 60683 66791 147373 467537 1031611 1135447 7948129 579011179 4053078253 9843190043 68902330301