Base | Representation |
---|---|
bin | 1001100000010001… |
… | …0001000011001101 |
3 | 20120210122012021000 |
4 | 2120010101003031 |
5 | 20211110131440 |
6 | 1101054130513 |
7 | 120136211640 |
oct | 23004210315 |
9 | 6523565230 |
10 | 2551255245 |
11 | 109a131910 |
12 | 5b24b0a39 |
13 | 318736cb6 |
14 | 1a2b93a57 |
15 | edea2730 |
hex | 981110cd |
2551255245 has 128 divisors (see below), whose sum is σ = 5724794880. Its totient is φ = 1047133440.
The previous prime is 2551255241. The next prime is 2551255247. The reversal of 2551255245 is 5425521552.
2551255245 is a `hidden beast` number, since 2 + 5 + 5 + 125 + 524 + 5 = 666.
It is not a de Polignac number, because 2551255245 - 22 = 2551255241 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2551255241) by changing a digit.
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 127 ways as a sum of consecutive naturals, for example, 861307 + ... + 864263.
It is an arithmetic number, because the mean of its divisors is an integer number (44724960).
Almost surely, 22551255245 is an apocalyptic number.
It is an amenable number.
2551255245 is an abundant number, since it is smaller than the sum of its proper divisors (3173539635).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2551255245 is a wasteful number, since it uses less digits than its factorization.
2551255245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3072 (or 3066 counting only the distinct ones).
The product of its digits is 100000, while the sum is 36.
The square root of 2551255245 is about 50509.9519401870. The cubic root of 2551255245 is about 1366.4213428056.
Adding to 2551255245 its reverse (5425521552), we get a palindrome (7976776797).
The spelling of 2551255245 in words is "two billion, five hundred fifty-one million, two hundred fifty-five thousand, two hundred forty-five".
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