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68882310228 = 2235740192519
BaseRepresentation
bin100000000100110110…
…1001010010001010100
320120210112012220202010
41000021231022101110
52112032332411403
651351042544220
74655652655614
oct1001155122124
9216715186663
1068882310228
11272382a5216
1211424668070
136659a11c64
1434963d0a44
151bd2433603
hex1009b4a454

68882310228 has 12 divisors (see below), whose sum is σ = 160725390560. Its totient is φ = 22960770072.

The previous prime is 68882310223. The next prime is 68882310253. The reversal of 68882310228 is 82201328886.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68882310221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870096248 + ... + 2870096271.

Almost surely, 268882310228 is an apocalyptic number.

It is an amenable number.

68882310228 is an abundant number, since it is smaller than the sum of its proper divisors (91843080332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68882310228 is a wasteful number, since it uses less digits than its factorization.

68882310228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5740192526 (or 5740192524 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 48.

The spelling of 68882310228 in words is "sixty-eight billion, eight hundred eighty-two million, three hundred ten thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 5740192519 11480385038 17220577557 22960770076 34441155114 68882310228