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12806160950 = 2521144095281
BaseRepresentation
bin10111110110100111…
…01000001000110110
31020001111001101021102
423323103220020312
5202211334122300
65514424250102
7632230400132
oct137323501066
936044041242
1012806160950
1154818202a0
122594910932
131291193a3b
14896b0c3c2
154ee4130d5
hex2fb4e8236

12806160950 has 48 divisors (see below), whose sum is σ = 25995679920. Its totient is φ = 4654848000.

The previous prime is 12806160947. The next prime is 12806160959. The reversal of 12806160950 is 5906160821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12806160959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2422310 + ... + 2427590.

It is an arithmetic number, because the mean of its divisors is an integer number (541576665).

Almost surely, 212806160950 is an apocalyptic number.

12806160950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12806160950 is an abundant number, since it is smaller than the sum of its proper divisors (13189518970).

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

12806160950 is a wasteful number, since it uses less digits than its factorization.

12806160950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9713 (or 9708 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 12806160950 in words is "twelve billion, eight hundred six million, one hundred sixty thousand, nine hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 4409 5281 8818 10562 22045 26405 44090 48499 52810 58091 96998 110225 116182 132025 220450 242495 264050 290455 484990 580910 1212475 1452275 2424950 2904550 23283929 46567858 116419645 232839290 256123219 512246438 582098225 1164196450 1280616095 2561232190 6403080475 12806160950