Base | Representation |
---|---|
bin | 1100101110000… |
… | …1011111100100 |
3 | 10201101120202120 |
4 | 3023201133210 |
5 | 102124234140 |
6 | 5143305540 |
7 | 1215326262 |
oct | 313413744 |
9 | 121346676 |
10 | 53352420 |
11 | 28130510 |
12 | 15a4b2b0 |
13 | b0902a4 |
14 | 712b432 |
15 | 4a3d1d0 |
hex | 32e17e4 |
53352420 has 96 divisors (see below), whose sum is σ = 164142720. Its totient is φ = 12840960.
The previous prime is 53352407. The next prime is 53352421. The reversal of 53352420 is 2425335.
It is not an unprimeable number, because it can be changed into a prime (53352421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150964 + ... + 151316.
It is an arithmetic number, because the mean of its divisors is an integer number (1709820).
Almost surely, 253352420 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53352420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82071360).
53352420 is an abundant number, since it is smaller than the sum of its proper divisors (110790300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53352420 is a wasteful number, since it uses less digits than its factorization.
53352420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 605 (or 603 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 53352420 is about 7304.2740912427. The cubic root of 53352420 is about 376.4593092994.
Adding to 53352420 its reverse (2425335), we get a palindrome (55777755).
The spelling of 53352420 in words is "fifty-three million, three hundred fifty-two thousand, four hundred twenty".
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