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18110854512344 = 2311205805164913
BaseRepresentation
bin1000001111000110000110…
…00011001011111011011000
32101010101021120221100122002
410013203003003023323120
54333212012223343334
6102304002310020132
73546315600230606
oct407430303137330
971111246840562
1018110854512344
115852852250110
122046008647648
13a14b002a7689
144687da26a876
15216188ee4b7e
hex1078c30cbed8

18110854512344 has 16 divisors (see below), whose sum is σ = 37044929684520. Its totient is φ = 8232206596480.

The previous prime is 18110854512337. The next prime is 18110854512353. The reversal of 18110854512344 is 44321545801181.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102902582369 + ... + 102902582544.

Almost surely, 218110854512344 is an apocalyptic number.

It is an amenable number.

18110854512344 is an abundant number, since it is smaller than the sum of its proper divisors (18934075172176).

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

18110854512344 is a wasteful number, since it uses less digits than its factorization.

18110854512344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205805164930 (or 205805164926 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 47.

The spelling of 18110854512344 in words is "eighteen trillion, one hundred ten billion, eight hundred fifty-four million, five hundred twelve thousand, three hundred forty-four".

Divisors: 1 2 4 8 11 22 44 88 205805164913 411610329826 823220659652 1646441319304 2263856814043 4527713628086 9055427256172 18110854512344