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10540110087 = 321390086411
BaseRepresentation
bin10011101000011110…
…10101000100000111
31000012120002001212200
421310033111010013
5133041232010322
64501515045543
7522123312633
oct116417250407
930176061780
1010540110087
114519687791
122061a408b3
13cbc877240
1471db99dc3
1541a4ea8ac
hex2743d5107

10540110087 has 12 divisors (see below), whose sum is σ = 16395726984. Its totient is φ = 6486221520.

The previous prime is 10540110083. The next prime is 10540110107. The reversal of 10540110087 is 78001104501.

10540110087 is a `hidden beast` number, since 1 + 0 + 540 + 110 + 0 + 8 + 7 = 666.

It is not a de Polignac number, because 10540110087 - 22 = 10540110083 is a prime.

It is a super-2 number, since 2×105401100872 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10540110087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10540110083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45043089 + ... + 45043322.

It is an arithmetic number, because the mean of its divisors is an integer number (1366310582).

Almost surely, 210540110087 is an apocalyptic number.

10540110087 is a deficient number, since it is larger than the sum of its proper divisors (5855616897).

10540110087 is a wasteful number, since it uses less digits than its factorization.

10540110087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90086430 (or 90086427 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

Adding to 10540110087 its reverse (78001104501), we get a palindrome (88541214588).

The spelling of 10540110087 in words is "ten billion, five hundred forty million, one hundred ten thousand, eighty-seven".

Divisors: 1 3 9 13 39 117 90086411 270259233 810777699 1171123343 3513370029 10540110087