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13838830126 = 211839749747
BaseRepresentation
bin11001110001101101…
…11100101000101110
31022201110012102001221
430320312330220232
5211320220031001
610205114053554
7666640054342
oct147066745056
938643172057
1013838830126
1159617279a0
12282271a2ba
1313c70cbaa4
14953d21622
1555ede91a1
hex338dbca2e

13838830126 has 16 divisors (see below), whose sum is σ = 22672379520. Its totient is φ = 6282871480.

The previous prime is 13838830123. The next prime is 13838830147. The reversal of 13838830126 is 62103883831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13838830121) 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 7 ways as a sum of consecutive naturals, for example, 356416 + ... + 393331.

It is an arithmetic number, because the mean of its divisors is an integer number (1417023720).

Almost surely, 213838830126 is an apocalyptic number.

13838830126 is a deficient number, since it is larger than the sum of its proper divisors (8833549394).

13838830126 is a wasteful number, since it uses less digits than its factorization.

13838830126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750599.

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 13838830126 in words is "thirteen billion, eight hundred thirty-eight million, eight hundred thirty thousand, one hundred twenty-six".

Divisors: 1 2 11 22 839 1678 9229 18458 749747 1499494 8247217 16494434 629037733 1258075466 6919415063 13838830126