Base | Representation |
---|---|
bin | 11111110010110011… |
… | …101111101001010001 |
3 | 10021010011110111220010 |
4 | 133302303233221101 |
5 | 1024403413444331 |
6 | 23403304505133 |
7 | 2315660540436 |
oct | 376263575121 |
9 | 107104414803 |
10 | 34138421841 |
11 | 13529281677 |
12 | 6748a7b1a9 |
13 | 32b0890714 |
14 | 191bd11b8d |
15 | d4c0e2e46 |
hex | 7f2cefa51 |
34138421841 has 16 divisors (see below), whose sum is σ = 46703427584. Its totient is φ = 22169067984.
The previous prime is 34138421747. The next prime is 34138421929. The reversal of 34138421841 is 14812483143.
It is not a de Polignac number, because 34138421841 - 215 = 34138389073 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 34138421841.
It is not an unprimeable number, because it can be changed into a prime (34138422841) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313201 + ... + 407886.
It is an arithmetic number, because the mean of its divisors is an integer number (2918964224).
Almost surely, 234138421841 is an apocalyptic number.
It is an amenable number.
34138421841 is a deficient number, since it is larger than the sum of its proper divisors (12565005743).
34138421841 is a wasteful number, since it uses less digits than its factorization.
34138421841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 721500.
The product of its digits is 73728, while the sum is 39.
The spelling of 34138421841 in words is "thirty-four billion, one hundred thirty-eight million, four hundred twenty-one thousand, eight hundred forty-one".
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