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34848815161 = 81737426353
BaseRepresentation
bin100000011101001001…
…101011100000111001
310022221200012020022211
4200131021223200321
51032332244041121
624002003015121
72342405020126
oct403511534071
9108850166284
1034848815161
111386327a696
12690696a4a1
133394acb6b4
1419883d374d
15d8e669ce1
hex81d26b839

34848815161 has 4 divisors (see below), whose sum is σ = 34849323252. Its totient is φ = 34848307072.

The previous prime is 34848815159. The next prime is 34848815203. The reversal of 34848815161 is 16151884843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20954299536 + 13894515625 = 144756^2 + 117875^2 .

It is a cyclic number.

It is not a de Polignac number, because 34848815161 - 21 = 34848815159 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34848815101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131440 + ... + 294913.

It is an arithmetic number, because the mean of its divisors is an integer number (8712330813).

Almost surely, 234848815161 is an apocalyptic number.

It is an amenable number.

34848815161 is a deficient number, since it is larger than the sum of its proper divisors (508091).

34848815161 is an equidigital number, since it uses as much as digits as its factorization.

34848815161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508090.

The product of its digits is 737280, while the sum is 49.

The spelling of 34848815161 in words is "thirty-four billion, eight hundred forty-eight million, eight hundred fifteen thousand, one hundred sixty-one".

Divisors: 1 81737 426353 34848815161