Base | Representation |
---|---|
bin | 1100010100001… |
… | …1000111101110 |
3 | 10121012100112201 |
4 | 3011003013232 |
5 | 101210431100 |
6 | 5043052114 |
7 | 1165030051 |
oct | 305030756 |
9 | 117170481 |
10 | 51655150 |
11 | 27181308 |
12 | 1537103a |
13 | a9178a1 |
14 | 6c08a98 |
15 | 480536a |
hex | 31431ee |
51655150 has 24 divisors (see below), whose sum is σ = 96411240. Its totient is φ = 20590560.
The previous prime is 51655147. The next prime is 51655157. The reversal of 51655150 is 5155615.
51655150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51655157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14221 + ... + 17479.
It is an arithmetic number, because the mean of its divisors is an integer number (4017135).
Almost surely, 251655150 is an apocalyptic number.
51655150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
51655150 is a deficient number, since it is larger than the sum of its proper divisors (44756090).
51655150 is a wasteful number, since it uses less digits than its factorization.
51655150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3588 (or 3583 counting only the distinct ones).
The product of its (nonzero) digits is 3750, while the sum is 28.
The square root of 51655150 is about 7187.1517306928. The cubic root of 51655150 is about 372.4241846814.
The spelling of 51655150 in words is "fifty-one million, six hundred fifty-five thousand, one hundred fifty".
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