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6808707142105 = 511881914037269
BaseRepresentation
bin110001100010100011010…
…0100100001000111011001
3220002220110111200221101111
41203011012210201013121
51343023213012021410
622251513223420321
71301625052542151
oct143050644410731
926086414627344
106808707142105
112195613751960
1291b6a62b46a1
133a509b1bc75b
141977866d5761
15bc19b8a8b8a
hex631469211d9

6808707142105 has 16 divisors (see below), whose sum is σ = 8914227940800. Its totient is φ = 4951225168960.

The previous prime is 6808707142033. The next prime is 6808707142109. The reversal of 6808707142105 is 5012417078086.

It is not a de Polignac number, because 6808707142105 - 213 = 6808707133913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6808707142109) 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, 6533590 + ... + 7503679.

It is an arithmetic number, because the mean of its divisors is an integer number (557139246300).

Almost surely, 26808707142105 is an apocalyptic number.

It is an amenable number.

6808707142105 is a deficient number, since it is larger than the sum of its proper divisors (2105520798695).

6808707142105 is a wasteful number, since it uses less digits than its factorization.

6808707142105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14046104.

The product of its (nonzero) digits is 752640, while the sum is 49.

The spelling of 6808707142105 in words is "six trillion, eight hundred eight billion, seven hundred seven million, one hundred forty-two thousand, one hundred five".

Divisors: 1 5 11 55 8819 44095 97009 485045 14037269 70186345 154409959 772049795 123794675311 618973376555 1361741428421 6808707142105