Base | Representation |
---|---|
bin | 100000000111000100… |
… | …110001110000110101 |
3 | 10021222212020210011111 |
4 | 200013010301300311 |
5 | 1031102434300120 |
6 | 23501132235021 |
7 | 2330256554554 |
oct | 400704616065 |
9 | 107885223144 |
10 | 34478431285 |
11 | 136931a2811 |
12 | 682290ba71 |
13 | 333615943c |
14 | 195113bd9b |
15 | d6bda675a |
hex | 807131c35 |
34478431285 has 8 divisors (see below), whose sum is σ = 42052382136. Its totient is φ = 27130568640.
The previous prime is 34478431279. The next prime is 34478431303. The reversal of 34478431285 is 58213487443.
It can be written as a sum of positive squares in 4 ways, for example, as 1047234321 + 33431196964 = 32361^2 + 182842^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 34478431285 - 29 = 34478430773 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56521714 + ... + 56522323.
It is an arithmetic number, because the mean of its divisors is an integer number (5256547767).
Almost surely, 234478431285 is an apocalyptic number.
It is an amenable number.
34478431285 is a deficient number, since it is larger than the sum of its proper divisors (7573950851).
34478431285 is a wasteful number, since it uses less digits than its factorization.
34478431285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113044103.
The product of its digits is 2580480, while the sum is 49.
The spelling of 34478431285 in words is "thirty-four billion, four hundred seventy-eight million, four hundred thirty-one thousand, two hundred eighty-five".
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