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13751375126389 = 229437313731917
BaseRepresentation
bin1100100000011011110111…
…0101000101111101110101
31210200121200222100202102021
43020012331311011331311
53300300304013021024
645125143341113141
72616334615655455
oct310067565057565
953617628322367
1013751375126389
114421a1a84122a
1216611378587b1
13789997a45014
143577da535d65
1518ca88bb3de4
hexc81bdd45f75

13751375126389 has 8 divisors (see below), whose sum is σ = 13814584146360. Its totient is φ = 13688193579456.

The previous prime is 13751375126387. The next prime is 13751375126393. The reversal of 13751375126389 is 98362157315731.

It can be written as a sum of positive squares in 4 ways, for example, as 7291431070225 + 6459944056164 = 2700265^2 + 2541642^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13751375126389 - 21 = 13751375126387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13751375126387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5864542 + ... + 7867375.

It is an arithmetic number, because the mean of its divisors is an integer number (1726823018295).

Almost surely, 213751375126389 is an apocalyptic number.

It is an amenable number.

13751375126389 is a deficient number, since it is larger than the sum of its proper divisors (63209019971).

13751375126389 is a wasteful number, since it uses less digits than its factorization.

13751375126389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13736519.

The product of its digits is 28576800, while the sum is 61.

The spelling of 13751375126389 in words is "thirteen trillion, seven hundred fifty-one billion, three hundred seventy-five million, one hundred twenty-six thousand, three hundred eighty-nine".

Divisors: 1 229 4373 1001417 13731917 3144608993 60049673041 13751375126389