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6868088142 = 231144681357
BaseRepresentation
bin1100110010101111…
…01011010101001110
3122201122112000201220
412121113223111032
5103031212310032
63053302544210
7332124533406
oct63127532516
918648460656
106868088142
112a04947303
1213b8138066
13855b9b1a6
1449221d806
152a2e5e12c
hex1995eb54e

6868088142 has 8 divisors (see below), whose sum is σ = 13736176296. Its totient is φ = 2289362712.

The previous prime is 6868088119. The next prime is 6868088153. The reversal of 6868088142 is 2418808686.

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

6868088142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572340673 + ... + 572340684.

It is an arithmetic number, because the mean of its divisors is an integer number (1717022037).

Almost surely, 26868088142 is an apocalyptic number.

6868088142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6868088142 is a wasteful number, since it uses less digits than its factorization.

6868088142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144681362.

The product of its (nonzero) digits is 1179648, while the sum is 51.

The square root of 6868088142 is about 82873.9292057520. The cubic root of 6868088142 is about 1900.8387932629.

The spelling of 6868088142 in words is "six billion, eight hundred sixty-eight million, eighty-eight thousand, one hundred forty-two".

Divisors: 1 2 3 6 1144681357 2289362714 3434044071 6868088142