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12550238706 = 232091706451
BaseRepresentation
bin10111011000000110…
…10111000111110010
31012101122111011221210
423230003113013302
5201200330114311
65433203100550
7623002161135
oct135403270762
935348434853
1012550238706
115360312105
122523071756
131250159865
14870b3021c
154d6c0e3a6
hex2ec0d71f2

12550238706 has 8 divisors (see below), whose sum is σ = 25100477424. Its totient is φ = 4183412900.

The previous prime is 12550238683. The next prime is 12550238713. The reversal of 12550238706 is 60783205521.

It is a sphenic number, since it is the product of 3 distinct primes.

12550238706 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045853220 + ... + 1045853231.

It is an arithmetic number, because the mean of its divisors is an integer number (3137559678).

Almost surely, 212550238706 is an apocalyptic number.

12550238706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12550238706 is a wasteful number, since it uses less digits than its factorization.

12550238706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091706456.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 12550238706 in words is "twelve billion, five hundred fifty million, two hundred thirty-eight thousand, seven hundred six".

Divisors: 1 2 3 6 2091706451 4183412902 6275119353 12550238706