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13343342454 = 2321357022831
BaseRepresentation
bin11000110110101001…
…10011111101110110
31021102220212000202200
430123110303331312
5204311343424304
610044014045330
7651442353021
oct143324637566
937386760680
1013343342454
115727a72752
1227047a9846
131348566810
149081c21b8
15531672e39
hex31b533f76

13343342454 has 24 divisors (see below), whose sum is σ = 31134466272. Its totient is φ = 4105643760.

The previous prime is 13343342447. The next prime is 13343342489. The reversal of 13343342454 is 45424334331.

It is a happy number.

13343342454 is a `hidden beast` number, since 133 + 4 + 33 + 42 + 454 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28511182 + ... + 28511649.

It is an arithmetic number, because the mean of its divisors is an integer number (1297269428).

Almost surely, 213343342454 is an apocalyptic number.

13343342454 is an abundant number, since it is smaller than the sum of its proper divisors (17791123818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13343342454 is a wasteful number, since it uses less digits than its factorization.

13343342454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57022852 (or 57022849 counting only the distinct ones).

The product of its digits is 207360, while the sum is 36.

Adding to 13343342454 its reverse (45424334331), we get a palindrome (58767676785).

The spelling of 13343342454 in words is "thirteen billion, three hundred forty-three million, three hundred forty-two thousand, four hundred fifty-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 57022831 114045662 171068493 342136986 513205479 741296803 1026410958 1482593606 2223890409 4447780818 6671671227 13343342454