Search a number
-
+
12974205884 = 22231012276151
BaseRepresentation
bin11000001010101001…
…01010101110111100
31020111012020221120212
430011110222232330
5203032344042014
65543230131552
7636340634063
oct140524525674
936435227525
1012974205884
115558667a02
122621050bb8
1312b9c40203
148b11731da
1550e05923e
hex30552abbc

12974205884 has 48 divisors (see below), whose sum is σ = 24035913216. Its totient is φ = 6115560000.

The previous prime is 12974205883. The next prime is 12974205887. The reversal of 12974205884 is 48850247921.

12974205884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12974205883) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2106209 + ... + 2112359.

It is an arithmetic number, because the mean of its divisors is an integer number (500748192).

Almost surely, 212974205884 is an apocalyptic number.

It is an amenable number.

12974205884 is a deficient number, since it is larger than the sum of its proper divisors (11061707332).

12974205884 is a wasteful number, since it uses less digits than its factorization.

12974205884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506 (or 6504 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 12974205884 in words is "twelve billion, nine hundred seventy-four million, two hundred five thousand, eight hundred eighty-four".

Divisors: 1 2 4 23 46 92 101 202 227 404 454 908 2323 4646 5221 6151 9292 10442 12302 20884 22927 24604 45854 91708 141473 282946 527321 565892 621251 1054642 1242502 1396277 2109284 2485004 2792554 5585108 14288773 28577546 32114371 57155092 64228742 128457484 141023977 282047954 564095908 3243551471 6487102942 12974205884