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13825867143 = 3111087385433
BaseRepresentation
bin11001110000001010…
…11111110110000111
31022200112210211012110
430320011133312013
5211303410222033
610203532152103
7666421634364
oct147005376607
938615724173
1013825867143
115955383690
12281a308633
1313c451069a
1495230946b
1555dbd8363
hex33815fd87

13825867143 has 16 divisors (see below), whose sum is σ = 20128905216. Its totient is φ = 8371583040.

The previous prime is 13825867141. The next prime is 13825867171. The reversal of 13825867143 is 34176852831.

It is not a de Polignac number, because 13825867143 - 21 = 13825867141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13825867092 and 13825867101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13825867141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156846 + ... + 228587.

It is an arithmetic number, because the mean of its divisors is an integer number (1258056576).

Almost surely, 213825867143 is an apocalyptic number.

13825867143 is a deficient number, since it is larger than the sum of its proper divisors (6303038073).

13825867143 is a wasteful number, since it uses less digits than its factorization.

13825867143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386534.

The product of its digits is 967680, while the sum is 48.

The spelling of 13825867143 in words is "thirteen billion, eight hundred twenty-five million, eight hundred sixty-seven thousand, one hundred forty-three".

Divisors: 1 3 11 33 1087 3261 11957 35871 385433 1156299 4239763 12719289 418965671 1256897013 4608622381 13825867143