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13853325761 = 116120645791
BaseRepresentation
bin11001110011011100…
…01111100111000001
31022202110110212100022
430321232033213001
5211332422411021
610210352503225
71000204216562
oct147156174701
938673425308
1013853325761
115969928760
12282754ab15
1313ca1059a2
14955c16169
1556130e1ab
hex339b8f9c1

13853325761 has 8 divisors (see below), whose sum is σ = 15360469248. Its totient is φ = 12387474000.

The previous prime is 13853325641. The next prime is 13853325767. The reversal of 13853325761 is 16752335831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-13853325761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13853325767) 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, 10322225 + ... + 10323566.

It is an arithmetic number, because the mean of its divisors is an integer number (1920058656).

Almost surely, 213853325761 is an apocalyptic number.

13853325761 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13853325761 is a deficient number, since it is larger than the sum of its proper divisors (1507143487).

13853325761 is a wasteful number, since it uses less digits than its factorization.

13853325761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20645863.

The product of its digits is 453600, while the sum is 44.

The spelling of 13853325761 in words is "thirteen billion, eight hundred fifty-three million, three hundred twenty-five thousand, seven hundred sixty-one".

Divisors: 1 11 61 671 20645791 227103701 1259393251 13853325761