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12693524547 = 3112937358483
BaseRepresentation
bin10111101001001011…
…11101000001000011
31012202122002212011210
423310211331001003
5201444020241142
65455322141203
7626362115124
oct136445750103
935678085153
1012693524547
115424188960
122563051803
131273a47692
14885b8c04b
154e45b449c
hex2f497d043

12693524547 has 32 divisors (see below), whose sum is σ = 19616244480. Its totient is φ = 7226997120.

The previous prime is 12693524537. The next prime is 12693524549. The reversal of 12693524547 is 74542539621.

12693524547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12693524547 - 24 = 12693524531 is a prime.

It is a super-2 number, since 2×126935245472 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12693524496 and 12693524505.

It is not an unprimeable number, because it can be changed into a prime (12693524549) 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 31 ways as a sum of consecutive naturals, for example, 143833 + ... + 214650.

It is an arithmetic number, because the mean of its divisors is an integer number (613007640).

Almost surely, 212693524547 is an apocalyptic number.

12693524547 is a deficient number, since it is larger than the sum of its proper divisors (6922719933).

12693524547 is a wasteful number, since it uses less digits than its factorization.

12693524547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358563.

The product of its digits is 1814400, while the sum is 48.

The spelling of 12693524547 in words is "twelve billion, six hundred ninety-three million, five hundred twenty-four thousand, five hundred forty-seven".

Divisors: 1 3 11 29 33 37 87 111 319 407 957 1073 1221 3219 11803 35409 358483 1075449 3943313 10396007 11829939 13263871 31188021 39791613 114356077 145902581 343068231 384652259 437707743 1153956777 4231174849 12693524547