Base | Representation |
---|---|
bin | 1100011111100… |
… | …0010101100000 |
3 | 10122121001201202 |
4 | 3013320111200 |
5 | 101403204113 |
6 | 5111020332 |
7 | 1204241060 |
oct | 307702540 |
9 | 118531652 |
10 | 52397408 |
11 | 27638a48 |
12 | 1566a6a8 |
13 | ab176ab |
14 | 6d5d3a0 |
15 | 4900258 |
hex | 31f8560 |
52397408 has 24 divisors (see below), whose sum is σ = 117894672. Its totient is φ = 22455936.
The previous prime is 52397407. The next prime is 52397413. The reversal of 52397408 is 80479325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52397407) 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, 116735 + ... + 117182.
It is an arithmetic number, because the mean of its divisors is an integer number (4912278).
Almost surely, 252397408 is an apocalyptic number.
It is an amenable number.
52397408 is an abundant number, since it is smaller than the sum of its proper divisors (65497264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52397408 is a wasteful number, since it uses less digits than its factorization.
52397408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233934 (or 233926 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 52397408 is about 7238.6053905431. The cubic root of 52397408 is about 374.1995560617.
The spelling of 52397408 in words is "fifty-two million, three hundred ninety-seven thousand, four hundred eight".
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