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10055205181 = 7355752631
BaseRepresentation
bin10010101110101011…
…00100000100111101
3221221202122100101201
421113111210010331
5131043113031211
64341433535501
7504114556000
oct112725440475
927852570351
1010055205181
11429a9a052a
121b47574591
13c43278b68
146b5613537
153dcb650c1
hex25756413d

10055205181 has 16 divisors (see below), whose sum is σ = 11747462400. Its totient is φ = 8603110320.

The previous prime is 10055205161. The next prime is 10055205191. The reversal of 10055205181 is 18150255001.

10055205181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10055205181 - 29 = 10055204669 is a prime.

It is a super-2 number, since 2×100552051812 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10055205151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164736 + ... + 217366.

It is an arithmetic number, because the mean of its divisors is an integer number (734216400).

Almost surely, 210055205181 is an apocalyptic number.

It is an amenable number.

10055205181 is a deficient number, since it is larger than the sum of its proper divisors (1692257219).

10055205181 is an frugal number, since it uses more digits than its factorization.

10055205181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53209 (or 53195 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 28.

The spelling of 10055205181 in words is "ten billion, fifty-five million, two hundred five thousand, one hundred eighty-one".

Divisors: 1 7 49 343 557 3899 27293 52631 191051 368417 2578919 18052433 29315467 205208269 1436457883 10055205181