Base | Representation |
---|---|
bin | 1100011001011… |
… | …1101011111100 |
3 | 10121211221200200 |
4 | 3012113223330 |
5 | 101303022112 |
6 | 5054323500 |
7 | 1201001652 |
oct | 306275374 |
9 | 117757620 |
10 | 52001532 |
11 | 27398580 |
12 | 154b9590 |
13 | aa0944b |
14 | 6c98dd2 |
15 | 4872cdc |
hex | 3197afc |
52001532 has 36 divisors (see below), whose sum is σ = 143399256. Its totient is φ = 15757920.
The previous prime is 52001527. The next prime is 52001557. The reversal of 52001532 is 23510025.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65263 + ... + 66054.
Almost surely, 252001532 is an apocalyptic number.
It is an amenable number.
52001532 is an abundant number, since it is smaller than the sum of its proper divisors (91397724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52001532 is a wasteful number, since it uses less digits than its factorization.
52001532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131338 (or 131333 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 52001532 is about 7211.2087752332. The cubic root of 52001532 is about 373.2547811631.
Adding to 52001532 its reverse (23510025), we get a palindrome (75511557).
The spelling of 52001532 in words is "fifty-two million, one thousand, five hundred thirty-two".
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