Base | Representation |
---|---|
bin | 1100011000100… |
… | …0111101100111 |
3 | 10121201212222000 |
4 | 3012020331213 |
5 | 101244104343 |
6 | 5053140343 |
7 | 1200331065 |
oct | 306107547 |
9 | 117655860 |
10 | 51941223 |
11 | 27357234 |
12 | 1548a6b3 |
13 | a9b7b69 |
14 | 6c81035 |
15 | 485eed3 |
hex | 3188f67 |
51941223 has 8 divisors (see below), whose sum is σ = 76950000. Its totient is φ = 34627464.
The previous prime is 51941207. The next prime is 51941261. The reversal of 51941223 is 32214915.
It is not a de Polignac number, because 51941223 - 24 = 51941207 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1923749 = 51941223 / (5 + 1 + 9 + 4 + 1 + 2 + 2 + 3).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51941293) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961848 + ... + 961901.
It is an arithmetic number, because the mean of its divisors is an integer number (9618750).
Almost surely, 251941223 is an apocalyptic number.
51941223 is a deficient number, since it is larger than the sum of its proper divisors (25008777).
51941223 is a wasteful number, since it uses less digits than its factorization.
51941223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1923758 (or 1923752 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 51941223 is about 7207.0259469493. The cubic root of 51941223 is about 373.1104307334.
The spelling of 51941223 in words is "fifty-one million, nine hundred forty-one thousand, two hundred twenty-three".
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