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8068055023 = 72371969697
BaseRepresentation
bin1111000001110010…
…01011111111101111
3202211021110122211201
413200321023333233
5113010410230043
63412330230331
7403635223210
oct74071137757
922737418751
108068055023
113470230176
121691b853a7
139b7680572
14567741407
1532348ec4d
hex1e0e4bfef

8068055023 has 16 divisors (see below), whose sum is σ = 9635051520. Its totient is φ = 6605508096.

The previous prime is 8068055003. The next prime is 8068055147. The reversal of 8068055023 is 3205508608.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8068055023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8068055003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80911 + ... + 150607.

It is an arithmetic number, because the mean of its divisors is an integer number (602190720).

Almost surely, 28068055023 is an apocalyptic number.

8068055023 is a deficient number, since it is larger than the sum of its proper divisors (1566996497).

8068055023 is a wasteful number, since it uses less digits than its factorization.

8068055023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70446.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 8068055023 is about 89822.3525799675. The cubic root of 8068055023 is about 2005.6552459413.

The spelling of 8068055023 in words is "eight billion, sixty-eight million, fifty-five thousand, twenty-three".

Divisors: 1 7 23 161 719 5033 16537 69697 115759 487879 1603031 11221217 50112143 350785001 1152579289 8068055023