Base | Representation |
---|---|
bin | 1100011111100… |
… | …1011110010111 |
3 | 10122121022010110 |
4 | 3013321132113 |
5 | 101403331241 |
6 | 5111054103 |
7 | 1204260501 |
oct | 307713627 |
9 | 118538113 |
10 | 52402071 |
11 | 276414a7 |
12 | 15671333 |
13 | ab19857 |
14 | 6d60d71 |
15 | 4901816 |
hex | 31f9797 |
52402071 has 8 divisors (see below), whose sum is σ = 70260480. Its totient is φ = 34739192.
The previous prime is 52402069. The next prime is 52402099. The reversal of 52402071 is 17020425.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52402071 - 21 = 52402069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52401071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48255 + ... + 49328.
It is an arithmetic number, because the mean of its divisors is an integer number (8782560).
Almost surely, 252402071 is an apocalyptic number.
52402071 is a deficient number, since it is larger than the sum of its proper divisors (17858409).
52402071 is a wasteful number, since it uses less digits than its factorization.
52402071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97765.
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 52402071 is about 7238.9274758074. The cubic root of 52402071 is about 374.2106561068.
Adding to 52402071 its reverse (17020425), we get a palindrome (69422496).
The spelling of 52402071 in words is "fifty-two million, four hundred two thousand, seventy-one".
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