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6839682190229 = 742848680629
BaseRepresentation
bin110001110000111110011…
…0100111100101110010101
3220012212102012201102100002
41203201330310330232111
51344030132120041404
622314035010301045
71304102462240000
oct143417464745625
926185365642302
106839682190229
1121a7769316a89
129256ab887785
133a7c965966b5
14199084434537
15bcdb0dd5c1e
hex6387cd3cb95

6839682190229 has 10 divisors (see below), whose sum is σ = 7979154444630. Its totient is φ = 5862584732424.

The previous prime is 6839682190223. The next prime is 6839682190247. The reversal of 6839682190229 is 9220912869386.

It can be written as a sum of positive squares in only one way, i.e., 6617252049604 + 222430140625 = 2572402^2 + 471625^2 .

It is not a de Polignac number, because 6839682190229 - 212 = 6839682186133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6839682190223) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1424337914 + ... + 1424342715.

It is an arithmetic number, because the mean of its divisors is an integer number (797915444463).

Almost surely, 26839682190229 is an apocalyptic number.

It is an amenable number.

6839682190229 is a deficient number, since it is larger than the sum of its proper divisors (1139472254401).

6839682190229 is an frugal number, since it uses more digits than its factorization.

6839682190229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848680657 (or 2848680636 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 65.

The spelling of 6839682190229 in words is "six trillion, eight hundred thirty-nine billion, six hundred eighty-two million, one hundred ninety thousand, two hundred twenty-nine".

Divisors: 1 7 49 343 2401 2848680629 19940764403 139585350821 977097455747 6839682190229