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247441411304141 = 3121297198522173
BaseRepresentation
bin111000010000101111110001…
…011011000110101011001101
31012110010011112101202122002012
4320100233301123012223031
5224413040002243213031
62234133003131311005
7103056023561666645
oct7020576133065315
91173104471678065
10247441411304141
117192a34999585a
1223903977bab465
13a80b81807b652
14451632a2bb525
151d917bb714b2b
hexe10bf16c6acd

247441411304141 has 12 divisors (see below), whose sum is σ = 255878009379036. Its totient is φ = 239274803468160.

The previous prime is 247441411304123. The next prime is 247441411304147. The reversal of 247441411304141 is 141403114144742.

It can be written as a sum of positive squares in 2 ways, for example, as 200278113361225 + 47163297942916 = 14151965^2 + 6867554^2 .

It is not a de Polignac number, because 247441411304141 - 214 = 247441411287757 is a prime.

It is a super-2 number, since 2×2474414113041412 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247441411304147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98014670 + ... + 100507503.

It is an arithmetic number, because the mean of its divisors is an integer number (21323167448253).

Almost surely, 2247441411304141 is an apocalyptic number.

It is an amenable number.

247441411304141 is a deficient number, since it is larger than the sum of its proper divisors (8436598074895).

247441411304141 is a wasteful number, since it uses less digits than its factorization.

247441411304141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198523532 (or 198523501 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

Adding to 247441411304141 its reverse (141403114144742), we get a palindrome (388844525448883).

The spelling of 247441411304141 in words is "two hundred forty-seven trillion, four hundred forty-one billion, four hundred eleven million, three hundred four thousand, one hundred forty-one".

Divisors: 1 31 961 1297 40207 1246417 198522173 6154187363 190779808253 257483258381 7981981009811 247441411304141