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13052044235 = 531831014539
BaseRepresentation
bin11000010011111011…
…00110001111001011
31020200121201112201202
430021331212033023
5203212310403420
65555050334415
7641304355046
oct141175461713
936617645652
1013052044235
1155985a201a
12264312a40b
1313000c46c9
148bb635c5d
15515cd2575
hex309f663cb

13052044235 has 16 divisors (see below), whose sum is σ = 16362501120. Its totient is φ = 9983053920.

The previous prime is 13052044217. The next prime is 13052044237. The reversal of 13052044235 is 53244025031.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-13052044235 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13052044198 and 13052044207.

It is not an unprimeable number, because it can be changed into a prime (13052044237) 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, 494405 + ... + 520134.

It is an arithmetic number, because the mean of its divisors is an integer number (1022656320).

Almost surely, 213052044235 is an apocalyptic number.

13052044235 is a deficient number, since it is larger than the sum of its proper divisors (3310456885).

13052044235 is a wasteful number, since it uses less digits than its factorization.

13052044235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014658.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 13052044235 its reverse (53244025031), we get a palindrome (66296069266).

The spelling of 13052044235 in words is "thirteen billion, fifty-two million, forty-four thousand, two hundred thirty-five".

Divisors: 1 5 31 83 155 415 2573 12865 1014539 5072695 31450709 84206737 157253545 421033685 2610408847 13052044235