Base | Representation |
---|---|
bin | 1100001101100… |
… | …1101100101101 |
3 | 10120101102012210 |
4 | 3003121230231 |
5 | 101103121331 |
6 | 5025521033 |
7 | 1161251121 |
oct | 303315455 |
9 | 116342183 |
10 | 51223341 |
11 | 26a06944 |
12 | 151a3179 |
13 | a7c6190 |
14 | 6b35581 |
15 | 476c446 |
hex | 30d9b2d |
51223341 has 16 divisors (see below), whose sum is σ = 74096064. Its totient is φ = 31288704.
The previous prime is 51223331. The next prime is 51223343. The reversal of 51223341 is 14332215.
It is not a de Polignac number, because 51223341 - 27 = 51223213 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51223343) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550 + ... + 10136.
It is an arithmetic number, because the mean of its divisors is an integer number (4631004).
Almost surely, 251223341 is an apocalyptic number.
It is an amenable number.
51223341 is a deficient number, since it is larger than the sum of its proper divisors (22872723).
51223341 is a wasteful number, since it uses less digits than its factorization.
51223341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9740.
The product of its digits is 720, while the sum is 21.
The square root of 51223341 is about 7157.0483441151. The cubic root of 51223341 is about 371.3835248484.
Adding to 51223341 its reverse (14332215), we get a palindrome (65555556).
The spelling of 51223341 in words is "fifty-one million, two hundred twenty-three thousand, three hundred forty-one".
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