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168676301793 = 31571991799617
BaseRepresentation
bin1001110100010111100…
…1000001101111100001
3121010101100012221112210
42131011321001233201
510230422113124133
6205253330312333
715120645623466
oct2350571015741
9533340187483
10168676301793
116559841410a
12288354286a9
1312ba19425cc
148241d4766d
1545c3528763
hex2745e41be1

168676301793 has 16 divisors (see below), whose sum is σ = 227471715200. Its totient is φ = 111173078016.

The previous prime is 168676301791. The next prime is 168676301813. The reversal of 168676301793 is 397103676861.

168676301793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 168676301793 - 21 = 168676301791 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168676301791) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 806080 + ... + 993537.

It is an arithmetic number, because the mean of its divisors is an integer number (14216982200).

Almost surely, 2168676301793 is an apocalyptic number.

It is an amenable number.

168676301793 is a deficient number, since it is larger than the sum of its proper divisors (58795413407).

168676301793 is a wasteful number, since it uses less digits than its factorization.

168676301793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799976.

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 168676301793 in words is "one hundred sixty-eight billion, six hundred seventy-six million, three hundred one thousand, seven hundred ninety-three".

Divisors: 1 3 157 199 471 597 31243 93729 1799617 5398851 282539869 358123783 847619607 1074371349 56225433931 168676301793