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10812250055 = 515144332327
BaseRepresentation
bin10100001000111010…
…11101011111000111
31000220112011012201202
422010131131133013
5134120414000210
64544520013115
7531636415625
oct120435353707
930815135652
1010812250055
114649262552
12211900119b
13103406c0c9
14747d9a515
154343549a5
hex28475d7c7

10812250055 has 16 divisors (see below), whose sum is σ = 13090512384. Its totient is φ = 8572855200.

The previous prime is 10812250027. The next prime is 10812250063. The reversal of 10812250055 is 55005221801.

It is not a de Polignac number, because 10812250055 - 212 = 10812245959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 318302 + ... + 350628.

It is an arithmetic number, because the mean of its divisors is an integer number (818157024).

Almost surely, 210812250055 is an apocalyptic number.

10812250055 is a deficient number, since it is larger than the sum of its proper divisors (2278262329).

10812250055 is a wasteful number, since it uses less digits than its factorization.

10812250055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32926.

The product of its (nonzero) digits is 4000, while the sum is 29.

Adding to 10812250055 its reverse (55005221801), we get a palindrome (65817471856).

The spelling of 10812250055 in words is "ten billion, eight hundred twelve million, two hundred fifty thousand, fifty-five".

Divisors: 1 5 151 443 755 2215 32327 66893 161635 334465 4881377 14320861 24406885 71604305 2162450011 10812250055