Base | Representation |
---|---|
bin | 1100001101110… |
… | …0011000000001 |
3 | 10120101222020212 |
4 | 3003130120001 |
5 | 101103444210 |
6 | 5030043505 |
7 | 1161325103 |
oct | 303343001 |
9 | 116358225 |
10 | 51234305 |
11 | 26a14101 |
12 | 151a9595 |
13 | a7cb175 |
14 | 6b39573 |
15 | 4770805 |
hex | 30dc601 |
51234305 has 8 divisors (see below), whose sum is σ = 62641512. Its totient is φ = 40213888.
The previous prime is 51234299. The next prime is 51234343. The reversal of 51234305 is 50343215.
It can be written as a sum of positive squares in 4 ways, for example, as 3444736 + 47789569 = 1856^2 + 6913^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51234305 - 216 = 51168769 is a prime.
It is a Duffinian 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, 96404 + ... + 96933.
It is an arithmetic number, because the mean of its divisors is an integer number (7830189).
Almost surely, 251234305 is an apocalyptic number.
It is an amenable number.
51234305 is a deficient number, since it is larger than the sum of its proper divisors (11407207).
51234305 is a wasteful number, since it uses less digits than its factorization.
51234305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193395.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 51234305 is about 7157.8142613510. The cubic root of 51234305 is about 371.4100203119.
The spelling of 51234305 in words is "fifty-one million, two hundred thirty-four thousand, three hundred five".
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