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550061338782 = 23198681555823
BaseRepresentation
bin10000000000100100011…
…01011111000010011110
31221120210201110012212010
420000102031133002132
533003011200320112
61100410015252050
754512014143354
oct10002215370236
91846721405763
10550061338782
111a230931625a
128a73251a026
133cb41815c27
141c8a1b5d7d4
15e495a9263c
hex801235f09e

550061338782 has 32 divisors (see below), whose sum is σ = 1158159352320. Its totient is φ = 173683258560.

The previous prime is 550061338781. The next prime is 550061338811. The reversal of 550061338782 is 287833160055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550061338781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711723 + ... + 1267545.

It is an arithmetic number, because the mean of its divisors is an integer number (36192479760).

Almost surely, 2550061338782 is an apocalyptic number.

550061338782 is an abundant number, since it is smaller than the sum of its proper divisors (608098013538).

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

550061338782 is a wasteful number, since it uses less digits than its factorization.

550061338782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564528.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 550061338782 in words is "five hundred fifty billion, sixty-one million, three hundred thirty-eight thousand, seven hundred eighty-two".

Divisors: 1 2 3 6 19 38 57 114 8681 17362 26043 52086 164939 329878 494817 555823 989634 1111646 1667469 3334938 10560637 21121274 31681911 63363822 4825099463 9650198926 14475298389 28950596778 91676889797 183353779594 275030669391 550061338782