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50550404505 = 357398115623
BaseRepresentation
bin101111000101000010…
…011111010110011001
311211110221111121122220
4233011002133112121
51312011400421010
635120022334253
73436454230416
oct570502372631
9154427447586
1050550404505
111a490427107
12996928a389
1349c7ac2373
14263788710d
1514acd67970
hexbc509f599

50550404505 has 32 divisors (see below), whose sum is σ = 81104378880. Its totient is φ = 26885753280.

The previous prime is 50550404461. The next prime is 50550404507. The reversal of 50550404505 is 50540405505.

It is not a de Polignac number, because 50550404505 - 26 = 50550404441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50550404507) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 8987124 + ... + 8992746.

It is an arithmetic number, because the mean of its divisors is an integer number (2534511840).

Almost surely, 250550404505 is an apocalyptic number.

It is an amenable number.

50550404505 is a deficient number, since it is larger than the sum of its proper divisors (30553974375).

50550404505 is a wasteful number, since it uses less digits than its factorization.

50550404505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 50000, while the sum is 33.

The spelling of 50550404505 in words is "fifty billion, five hundred fifty million, four hundred four thousand, five hundred five".

Divisors: 1 3 5 15 739 811 2217 2433 3695 4055 5623 11085 12165 16869 28115 84345 599329 1797987 2996645 4155397 4560253 8989935 12466191 13680759 20776985 22801265 62330955 68403795 3370026967 10110080901 16850134835 50550404505