Base | Representation |
---|---|
bin | 100000000101010000… |
… | …010101100001100101 |
3 | 10021220201210222121100 |
4 | 200011100111201211 |
5 | 1031022131010132 |
6 | 23454122110313 |
7 | 2326436243334 |
oct | 400520254145 |
9 | 107821728540 |
10 | 34447906917 |
11 | 13677a44366 |
12 | 681464b399 |
13 | 332ca2c898 |
14 | 194b073d1b |
15 | d6937737c |
hex | 805415865 |
34447906917 has 12 divisors (see below), whose sum is σ = 50271059020. Its totient is φ = 22728515328.
The previous prime is 34447906903. The next prime is 34447906919. The reversal of 34447906917 is 71960974443.
It can be written as a sum of positive squares in 2 ways, for example, as 20981232801 + 13466674116 = 144849^2 + 116046^2 .
It is not a de Polignac number, because 34447906917 - 24 = 34447906901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34447906919) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19728742 + ... + 19730487.
Almost surely, 234447906917 is an apocalyptic number.
It is an amenable number.
34447906917 is a deficient number, since it is larger than the sum of its proper divisors (15823152103).
34447906917 is a wasteful number, since it uses less digits than its factorization.
34447906917 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39459332 (or 39459329 counting only the distinct ones).
The product of its (nonzero) digits is 4572288, while the sum is 54.
The spelling of 34447906917 in words is "thirty-four billion, four hundred forty-seven million, nine hundred six thousand, nine hundred seventeen".
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