Base | Representation |
---|---|
bin | 1100010011111… |
… | …1110101100111 |
3 | 10121011200002200 |
4 | 3010333311213 |
5 | 101210013303 |
6 | 5042505543 |
7 | 1164642621 |
oct | 304776547 |
9 | 117150080 |
10 | 51641703 |
11 | 271721a3 |
12 | 153652b3 |
13 | a911729 |
14 | 6c03c11 |
15 | 48013a3 |
hex | 313fd67 |
51641703 has 12 divisors (see below), whose sum is σ = 74664408. Its totient is φ = 34395120.
The previous prime is 51641683. The next prime is 51641713. The reversal of 51641703 is 30714615.
It is not a de Polignac number, because 51641703 - 216 = 51576167 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51641713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10833 + ... + 14853.
It is an arithmetic number, because the mean of its divisors is an integer number (6222034).
Almost surely, 251641703 is an apocalyptic number.
51641703 is a deficient number, since it is larger than the sum of its proper divisors (23022705).
51641703 is a wasteful number, since it uses less digits than its factorization.
51641703 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5454 (or 5451 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 51641703 is about 7186.2161809954. The cubic root of 51641703 is about 372.3918650731.
The spelling of 51641703 in words is "fifty-one million, six hundred forty-one thousand, seven hundred three".
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