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82556068 = 2275635237
BaseRepresentation
bin1001110101110…
…11010010100100
312202100021122011
410322323102210
5132113243233
612105244004
72021500150
oct472732244
9182307564
1082556068
1142667661
1223793604
131414695a
14ad70060
1573ab0cd
hex4ebb4a4

82556068 has 24 divisors (see below), whose sum is σ = 165436992. Its totient is φ = 35311584.

The previous prime is 82556009. The next prime is 82556081. The reversal of 82556068 is 86065528.

82556068 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

82556068 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 82556068.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13146 + ... + 18382.

It is an arithmetic number, because the mean of its divisors is an integer number (6893208).

Almost surely, 282556068 is an apocalyptic number.

It is an amenable number.

82556068 is an abundant number, since it is smaller than the sum of its proper divisors (82880924).

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

82556068 is a wasteful number, since it uses less digits than its factorization.

82556068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5811 (or 5809 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 82556068 is about 9086.0369798939. The cubic root of 82556068 is about 435.4279806019.

The spelling of 82556068 in words is "eighty-two million, five hundred fifty-six thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 563 1126 2252 3941 5237 7882 10474 15764 20948 36659 73318 146636 2948431 5896862 11793724 20639017 41278034 82556068