Base | Representation |
---|---|
bin | 1100001111010… |
… | …0110001111001 |
3 | 10120121001101002 |
4 | 3003310301321 |
5 | 101120144030 |
6 | 5032134345 |
7 | 1162222403 |
oct | 303646171 |
9 | 116531332 |
10 | 51334265 |
11 | 26a82214 |
12 | 152373b5 |
13 | a834808 |
14 | 6b63b73 |
15 | 4790245 |
hex | 30f4c79 |
51334265 has 4 divisors (see below), whose sum is σ = 61601124. Its totient is φ = 41067408.
The previous prime is 51334259. The next prime is 51334267. The reversal of 51334265 is 56243315.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6885376 + 44448889 = 2624^2 + 6667^2 .
It is a cyclic number.
It is not a de Polignac number, because 51334265 - 24 = 51334249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51334267) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5133422 + ... + 5133431.
It is an arithmetic number, because the mean of its divisors is an integer number (15400281).
Almost surely, 251334265 is an apocalyptic number.
It is an amenable number.
51334265 is a deficient number, since it is larger than the sum of its proper divisors (10266859).
51334265 is a wasteful number, since it uses less digits than its factorization.
51334265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10266858.
The product of its digits is 10800, while the sum is 29.
The square root of 51334265 is about 7164.7934373574. The cubic root of 51334265 is about 371.6514082318.
The spelling of 51334265 in words is "fifty-one million, three hundred thirty-four thousand, two hundred sixty-five".
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