Base | Representation |
---|---|
bin | 11111101001000… |
… | …110100000011100 |
3 | 1100222220220100010 |
4 | 133221012200130 |
5 | 2041400241002 |
6 | 124402203220 |
7 | 16104206565 |
oct | 3751064034 |
9 | 1328826303 |
10 | 530868252 |
11 | 2527301a2 |
12 | 129953510 |
13 | 85ca2335 |
14 | 5070d16c |
15 | 3191446c |
hex | 1fa4681c |
530868252 has 12 divisors (see below), whose sum is σ = 1238692616. Its totient is φ = 176956080.
The previous prime is 530868251. The next prime is 530868277. The reversal of 530868252 is 252868035.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×5308682522 = 563642201963071008, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 530868252.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530868251) 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, 22119499 + ... + 22119522.
Almost surely, 2530868252 is an apocalyptic number.
It is an amenable number.
530868252 is an abundant number, since it is smaller than the sum of its proper divisors (707824364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530868252 is a wasteful number, since it uses less digits than its factorization.
530868252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44239028 (or 44239026 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 39.
The square root of 530868252 is about 23040.5783781571. The cubic root of 530868252 is about 809.7089092727.
The spelling of 530868252 in words is "five hundred thirty million, eight hundred sixty-eight thousand, two hundred fifty-two".
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