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83085404154061 = 1991987210123097
BaseRepresentation
bin10010111001000011010100…
…000000000010100011001101
3101220011212221200002211210011
4102321003110000002203031
541342232401430412221
6452412524023313221
723333502524526301
oct2271032400024315
9356155850084704
1083085404154061
112452335a681921
12939a6118ab811
133748bc62bcb0a
1416734d824dd01
15991396cd71e1
hex4b90d40028cd

83085404154061 has 8 divisors (see below), whose sum is σ = 83544943764800. Its totient is φ = 82626284793888.

The previous prime is 83085404153989. The next prime is 83085404154073. The reversal of 83085404154061 is 16045140458038.

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

It is a cyclic number.

It is not a de Polignac number, because 83085404154061 - 219 = 83085403629773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83085404153996 and 83085404154014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83085404104061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104666136 + ... + 105456961.

It is an arithmetic number, because the mean of its divisors is an integer number (10443117970600).

Almost surely, 283085404154061 is an apocalyptic number.

It is an amenable number.

83085404154061 is a deficient number, since it is larger than the sum of its proper divisors (459539610739).

83085404154061 is a wasteful number, since it uses less digits than its factorization.

83085404154061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210125283.

The product of its (nonzero) digits is 1843200, while the sum is 49.

The spelling of 83085404154061 in words is "eighty-three trillion, eighty-five billion, four hundred four million, one hundred fifty-four thousand, sixty-one".

Divisors: 1 199 1987 395413 210123097 41814496303 417514593739 83085404154061