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12550806075 = 352378875099
BaseRepresentation
bin10111011000001011…
…00001101000111011
31012101200120000020110
423230011201220323
5201201001243300
65433223155403
7623010043233
oct135405415073
935350500213
1012550806075
11536066a405
1225232a5b63
1312502c7b92
14870c3acc3
154d6cc2550
hex2ec161a3b

12550806075 has 48 divisors (see below), whose sum is σ = 21339705600. Its totient is φ = 6504232320.

The previous prime is 12550806049. The next prime is 12550806101. The reversal of 12550806075 is 57060805521.

12550806075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12550806049) and next prime (12550806101).

It is not a de Polignac number, because 12550806075 - 26 = 12550806011 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2458876 + ... + 2463974.

It is an arithmetic number, because the mean of its divisors is an integer number (444577200).

Almost surely, 212550806075 is an apocalyptic number.

12550806075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12550806075 is a deficient number, since it is larger than the sum of its proper divisors (8788899525).

12550806075 is a wasteful number, since it uses less digits than its factorization.

12550806075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6036 (or 6031 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The spelling of 12550806075 in words is "twelve billion, five hundred fifty million, eight hundred six thousand, seventy-five".

Divisors: 1 3 5 15 25 37 75 111 185 555 887 925 2661 2775 4435 5099 13305 15297 22175 25495 32819 66525 76485 98457 127475 164095 188663 382425 492285 565989 820475 943315 2461425 2829945 4522813 4716575 13568439 14149725 22614065 67842195 113070325 167344081 339210975 502032243 836720405 2510161215 4183602025 12550806075