Base | Representation |
---|---|
bin | 1100001010101… |
… | …0100010010110 |
3 | 10120000121020011 |
4 | 3002222202112 |
5 | 101030431131 |
6 | 5021430434 |
7 | 1156514665 |
oct | 302524226 |
9 | 116017204 |
10 | 51030166 |
11 | 268947a0 |
12 | 1510b41a |
13 | a759285 |
14 | 6ac4ddc |
15 | 47300b1 |
hex | 30aa896 |
51030166 has 8 divisors (see below), whose sum is σ = 83503944. Its totient is φ = 23195520.
The previous prime is 51030137. The next prime is 51030179. The reversal of 51030166 is 66103015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 2319553 = 51030166 / (5 + 1 + 0 + 3 + 0 + 1 + 6 + 6).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159755 + ... + 1159798.
It is an arithmetic number, because the mean of its divisors is an integer number (10437993).
Almost surely, 251030166 is an apocalyptic number.
51030166 is a deficient number, since it is larger than the sum of its proper divisors (32473778).
51030166 is a wasteful number, since it uses less digits than its factorization.
51030166 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2319566.
The product of its (nonzero) digits is 540, while the sum is 22.
The square root of 51030166 is about 7143.5401587728. The cubic root of 51030166 is about 370.9160791771.
The spelling of 51030166 in words is "fifty-one million, thirty thousand, one hundred sixty-six".
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