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8148068877 = 313208924843
BaseRepresentation
bin1111001011010100…
…11010101000001101
3210000212000210012210
413211222122220031
5113141401201002
63424305221033
7405626304564
oct74552325015
923025023183
108148068877
113501410823
1216b4931779
139cb117040
1457420cbdb
1532a4e796c
hex1e5a9aa0d

8148068877 has 8 divisors (see below), whose sum is σ = 11699791264. Its totient is φ = 5014196208.

The previous prime is 8148068857. The next prime is 8148068881. The reversal of 8148068877 is 7788608418.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8148068877 - 212 = 8148064781 is a prime.

It is a super-2 number, since 2×81480688772 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8148068827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104462383 + ... + 104462460.

It is an arithmetic number, because the mean of its divisors is an integer number (1462473908).

Almost surely, 28148068877 is an apocalyptic number.

It is an amenable number.

8148068877 is a deficient number, since it is larger than the sum of its proper divisors (3551722387).

8148068877 is a wasteful number, since it uses less digits than its factorization.

8148068877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208924859.

The product of its (nonzero) digits is 4816896, while the sum is 57.

The square root of 8148068877 is about 90266.6542916043. The cubic root of 8148068877 is about 2012.2637199655.

The spelling of 8148068877 in words is "eight billion, one hundred forty-eight million, sixty-eight thousand, eight hundred seventy-seven".

Divisors: 1 3 13 39 208924843 626774529 2716022959 8148068877