Base | Representation |
---|---|
bin | 1100010011011… |
… | …1001101100000 |
3 | 10121002212121222 |
4 | 3010313031200 |
5 | 101202400433 |
6 | 5042034212 |
7 | 1164434612 |
oct | 304671540 |
9 | 117085558 |
10 | 51606368 |
11 | 271486a0 |
12 | 15348968 |
13 | a8cb618 |
14 | 6bd4db2 |
15 | 47e5b98 |
hex | 3137360 |
51606368 has 24 divisors (see below), whose sum is σ = 110837160. Its totient is φ = 23457280.
The previous prime is 51606367. The next prime is 51606431. The reversal of 51606368 is 86360615.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51606361) 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, 72953 + ... + 73656.
It is an arithmetic number, because the mean of its divisors is an integer number (4618215).
Almost surely, 251606368 is an apocalyptic number.
It is an amenable number.
51606368 is an abundant number, since it is smaller than the sum of its proper divisors (59230792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51606368 is a wasteful number, since it uses less digits than its factorization.
51606368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146630 (or 146622 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 51606368 is about 7183.7572342055. The cubic root of 51606368 is about 372.3069113240.
The spelling of 51606368 in words is "fifty-one million, six hundred six thousand, three hundred sixty-eight".
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