Base | Representation |
---|---|
bin | 1100001101111… |
… | …1010010101111 |
3 | 10120102120122110 |
4 | 3003133102233 |
5 | 101104340010 |
6 | 5030215103 |
7 | 1161404664 |
oct | 303372257 |
9 | 116376573 |
10 | 51246255 |
11 | 26a22085 |
12 | 151b4493 |
13 | a803738 |
14 | 6b3da6b |
15 | 4774120 |
hex | 30df4af |
51246255 has 32 divisors (see below), whose sum is σ = 85229568. Its totient is φ = 26265600.
The previous prime is 51246227. The next prime is 51246271. The reversal of 51246255 is 55264215.
It is not a de Polignac number, because 51246255 - 26 = 51246191 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88527 + ... + 89103.
It is an arithmetic number, because the mean of its divisors is an integer number (2663424).
Almost surely, 251246255 is an apocalyptic number.
51246255 is a deficient number, since it is larger than the sum of its proper divisors (33983313).
51246255 is a wasteful number, since it uses less digits than its factorization.
51246255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807.
The product of its digits is 12000, while the sum is 30.
The square root of 51246255 is about 7158.6489647139. The cubic root of 51246255 is about 371.4388942256.
The spelling of 51246255 in words is "fifty-one million, two hundred forty-six thousand, two hundred fifty-five".
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