Base | Representation |
---|---|
bin | 11111101001100… |
… | …010000110011000 |
3 | 1101000010122101001 |
4 | 133221202012120 |
5 | 2041412400042 |
6 | 124404434344 |
7 | 16105160233 |
oct | 3751420630 |
9 | 1330118331 |
10 | 530981272 |
11 | 2527a80a8 |
12 | 1299a89b4 |
13 | 86011903 |
14 | 5073c41a |
15 | 31937bb7 |
hex | 1fa62198 |
530981272 has 8 divisors (see below), whose sum is σ = 995589900. Its totient is φ = 265490632.
The previous prime is 530981267. The next prime is 530981303. The reversal of 530981272 is 272189035.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×5309812722 = 563882222429475968, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33186322 + ... + 33186337.
Almost surely, 2530981272 is an apocalyptic number.
It is an amenable number.
530981272 is a deficient number, since it is larger than the sum of its proper divisors (464608628).
530981272 is a wasteful number, since it uses less digits than its factorization.
530981272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66372665 (or 66372661 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 530981272 is about 23043.0308770353. The cubic root of 530981272 is about 809.7663665967.
The spelling of 530981272 in words is "five hundred thirty million, nine hundred eighty-one thousand, two hundred seventy-two".
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