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13434122444 = 2219891986121
BaseRepresentation
bin11001000001011110…
…00111000011001100
31021200020200010111112
430200233013003030
5210003113404234
610101015511152
7653624104511
oct144057070314
937606603445
1013434122444
115774237036
12272b0884b8
1313612cc7a2
14916293308
15539605ace
hex320bc70cc

13434122444 has 24 divisors (see below), whose sum is σ = 25025137200. Its totient is φ = 6292028160.

The previous prime is 13434122441. The next prime is 13434122461. The reversal of 13434122444 is 44422143431.

It is a self number, because there is not a number n which added to its sum of digits gives 13434122444.

It is not an unprimeable number, because it can be changed into a prime (13434122441) 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, 986297 + ... + 999824.

It is an arithmetic number, because the mean of its divisors is an integer number (1042714050).

Almost surely, 213434122444 is an apocalyptic number.

It is an amenable number.

13434122444 is a deficient number, since it is larger than the sum of its proper divisors (11591014756).

13434122444 is a wasteful number, since it uses less digits than its factorization.

13434122444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986233 (or 1986231 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 13434122444 its reverse (44422143431), we get a palindrome (57856265875).

The spelling of 13434122444 in words is "thirteen billion, four hundred thirty-four million, one hundred twenty-two thousand, four hundred forty-four".

Divisors: 1 2 4 19 38 76 89 178 356 1691 3382 6764 1986121 3972242 7944484 37736299 75472598 150945196 176764769 353529538 707059076 3358530611 6717061222 13434122444