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14051828421 = 3213577114997
BaseRepresentation
bin11010001011000110…
…11110001011000101
31100021021222211210200
431011203132023011
5212234232002141
610242203241113
71005134366541
oct150543361305
940237884720
1014051828421
115a60988744
122881b19199
13142c287597
14974328a21
1557396eab6
hex3458de2c5

14051828421 has 12 divisors (see below), whose sum is σ = 20298756972. Its totient is φ = 9367114176.

The previous prime is 14051828411. The next prime is 14051828489. The reversal of 14051828421 is 12482815041.

14051828421 is a `hidden beast` number, since 1 + 40 + 518 + 2 + 84 + 21 = 666.

14051828421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9357660225 + 4694168196 = 96735^2 + 68514^2 .

It is not a de Polignac number, because 14051828421 - 219 = 14051304133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14051828411) 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 11 ways as a sum of consecutive naturals, for example, 64695 + ... + 179691.

It is an arithmetic number, because the mean of its divisors is an integer number (1691563081).

Almost surely, 214051828421 is an apocalyptic number.

It is an amenable number.

14051828421 is a deficient number, since it is larger than the sum of its proper divisors (6246928551).

14051828421 is a wasteful number, since it uses less digits than its factorization.

14051828421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128580 (or 128577 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The spelling of 14051828421 in words is "fourteen billion, fifty-one million, eight hundred twenty-eight thousand, four hundred twenty-one".

Divisors: 1 3 9 13577 40731 114997 122193 344991 1034973 1561314269 4683942807 14051828421