Base | Representation |
---|---|
bin | 1100011110100… |
… | …0100010110000 |
3 | 10122110202222220 |
4 | 3013220202300 |
5 | 101344121340 |
6 | 5105401040 |
7 | 1203551346 |
oct | 307504260 |
9 | 118422886 |
10 | 52332720 |
11 | 275a4390 |
12 | 15639180 |
13 | aac410b |
14 | 6d43996 |
15 | 48daed0 |
hex | 31e88b0 |
52332720 has 160 divisors (see below), whose sum is σ = 181488384. Its totient is φ = 12364800.
The previous prime is 52332691. The next prime is 52332727. The reversal of 52332720 is 2723325.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (52332727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113290 + ... + 113750.
Almost surely, 252332720 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 52332720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90744192).
52332720 is an abundant number, since it is smaller than the sum of its proper divisors (129155664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52332720 is a wasteful number, since it uses less digits than its factorization.
52332720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 531 (or 525 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 24.
The square root of 52332720 is about 7234.1357465837. The cubic root of 52332720 is about 374.0455014368.
The spelling of 52332720 in words is "fifty-two million, three hundred thirty-two thousand, seven hundred twenty".
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