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6813085490841 = 37895281690269
BaseRepresentation
bin110001100100100101110…
…0010100101111010011001
3220010022202122100002201210
41203021023202211322121
51343111144341201331
622253515510533333
71302141416103240
oct143111342457231
926108678302653
106813085490841
112197460163093
12920508667249
133a5618311856
14197a7ddb5957
15bc355e67446
hex6324b8a5e99

6813085490841 has 32 divisors (see below), whose sum is σ = 10500497683200. Its totient is φ = 3848713482240.

The previous prime is 6813085490803. The next prime is 6813085490851. The reversal of 6813085490841 is 1480945803186.

It is not a de Polignac number, because 6813085490841 - 222 = 6813081296537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6813085490851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9525055 + ... + 10215323.

It is an arithmetic number, because the mean of its divisors is an integer number (328140552600).

Almost surely, 26813085490841 is an apocalyptic number.

It is an amenable number.

6813085490841 is a deficient number, since it is larger than the sum of its proper divisors (3687412192359).

6813085490841 is a wasteful number, since it uses less digits than its factorization.

6813085490841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695649.

The product of its (nonzero) digits is 6635520, while the sum is 57.

The spelling of 6813085490841 in words is "six trillion, eight hundred thirteen billion, eighty-five million, four hundred ninety thousand, eight hundred forty-one".

Divisors: 1 3 7 21 89 267 623 1869 5281 15843 36967 110901 470009 690269 1410027 2070807 3290063 4831883 9870189 14495649 61433941 184301823 430037587 1290112761 3645310589 10935931767 25517174123 76551522369 324432642421 973297927263 2271028496947 6813085490841