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50010561110500 = 2253100021122221
BaseRepresentation
bin10110101111011111111011…
…01110101110000111100100
320120001221222222202021011121
423113233331232232013210
523023333112121014000
6254210311250343324
713351100216400544
oct1327577556560744
9216057888667147
1050010561110500
1114a313a5a79791
12573846b88ab44
1321b9c8b740aa3
14c4c74a0ad324
155bad51e07b1a
hex2d7bfdbae1e4

50010561110500 has 24 divisors (see below), whose sum is σ = 109223065466424. Its totient is φ = 20004224444000.

The previous prime is 50010561110483. The next prime is 50010561110507. The reversal of 50010561110500 is 501116501005.

It can be written as a sum of positive squares in 4 ways, for example, as 1108707914304 + 48901853196196 = 1052952^2 + 6992986^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (50010561110507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50010560611 + ... + 50010561610.

It is an arithmetic number, because the mean of its divisors is an integer number (4550961061101).

Almost surely, 250010561110500 is an apocalyptic number.

50010561110500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50010561110500 is an abundant number, since it is smaller than the sum of its proper divisors (59212504355924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50010561110500 is a wasteful number, since it uses less digits than its factorization.

50010561110500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100021122240 (or 100021122228 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 50010561110500 its reverse (501116501005), we get a palindrome (50511677611505).

The spelling of 50010561110500 in words is "fifty trillion, ten billion, five hundred sixty-one million, one hundred ten thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 100021122221 200042244442 400084488884 500105611105 1000211222210 2000422444420 2500528055525 5001056111050 10002112222100 12502640277625 25005280555250 50010561110500