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50120404245 = 3256716623683
BaseRepresentation
bin101110101011011010…
…001010110100010101
311210100222101100012100
4232223122022310111
51310121310413440
635005222112313
73423013256352
oct565332126425
9153328340170
1050120404245
111a28a73059a
12986927b699
1349599a8942
1425d6713629
15148522a230
hexbab68ad15

50120404245 has 24 divisors (see below), whose sum is σ = 88172019936. Its totient is φ = 26331912288.

The previous prime is 50120404237. The next prime is 50120404259. The reversal of 50120404245 is 54240402105.

50120404245 is a `hidden beast` number, since 5 + 0 + 12 + 0 + 404 + 245 = 666.

It is not a de Polignac number, because 50120404245 - 23 = 50120404237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8308827 + ... + 8314856.

It is an arithmetic number, because the mean of its divisors is an integer number (3673834164).

Almost surely, 250120404245 is an apocalyptic number.

It is an amenable number.

50120404245 is a deficient number, since it is larger than the sum of its proper divisors (38051615691).

50120404245 is a wasteful number, since it uses less digits than its factorization.

50120404245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16623761 (or 16623758 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The spelling of 50120404245 in words is "fifty billion, one hundred twenty million, four hundred four thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 45 67 201 335 603 1005 3015 16623683 49871049 83118415 149613147 249355245 748065735 1113786761 3341360283 5568933805 10024080849 16706801415 50120404245