Base | Representation |
---|---|
bin | 1100010110011… |
… | …0110000010011 |
3 | 10121110202202112 |
4 | 3011212300103 |
5 | 101230113412 |
6 | 5050135535 |
7 | 1166205431 |
oct | 305466023 |
9 | 117422675 |
10 | 51801107 |
11 | 27270a36 |
12 | 154215ab |
13 | a969157 |
14 | 6c45d51 |
15 | 4833722 |
hex | 3166c13 |
51801107 has 2 divisors, whose sum is σ = 51801108. Its totient is φ = 51801106.
The previous prime is 51801059. The next prime is 51801119. The reversal of 51801107 is 70110815.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 51801107 - 210 = 51800083 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (51801137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25900553 + 25900554.
It is an arithmetic number, because the mean of its divisors is an integer number (25900554).
Almost surely, 251801107 is an apocalyptic number.
51801107 is a deficient number, since it is larger than the sum of its proper divisors (1).
51801107 is an equidigital number, since it uses as much as digits as its factorization.
51801107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 280, while the sum is 23.
The square root of 51801107 is about 7197.2985904435. The cubic root of 51801107 is about 372.7746292415.
The spelling of 51801107 in words is "fifty-one million, eight hundred one thousand, one hundred seven".
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