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13557034469 = 113733309667
BaseRepresentation
bin11001010000000111…
…11110110111100101
31021222210221201002202
430220003332313211
5210231100100334
610121130144245
7656645614556
oct145003766745
937883851082
1013557034469
115827657720
122764282085
131380905cb4
1492872a32d
155452d417e
hex3280fede5

13557034469 has 8 divisors (see below), whose sum is σ = 15189208608. Its totient is φ = 11991479760.

The previous prime is 13557034441. The next prime is 13557034507. The reversal of 13557034469 is 96443075531.

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 13557034469 - 28 = 13557034213 is a prime.

It is a super-2 number, since 2×135570344692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13557034429) 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, 16654427 + ... + 16655240.

It is an arithmetic number, because the mean of its divisors is an integer number (1898651076).

Almost surely, 213557034469 is an apocalyptic number.

It is an amenable number.

13557034469 is a deficient number, since it is larger than the sum of its proper divisors (1632174139).

13557034469 is a wasteful number, since it uses less digits than its factorization.

13557034469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33309715.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 13557034469 in words is "thirteen billion, five hundred fifty-seven million, thirty-four thousand, four hundred sixty-nine".

Divisors: 1 11 37 407 33309667 366406337 1232457679 13557034469