Base | Representation |
---|---|
bin | 1100011010011… |
… | …1110100101100 |
3 | 10121222022100200 |
4 | 3012213310230 |
5 | 101312131003 |
6 | 5055553500 |
7 | 1201365444 |
oct | 306476454 |
9 | 117868320 |
10 | 52067628 |
11 | 274331a8 |
12 | 1552b890 |
13 | aa30562 |
14 | 6cb5124 |
15 | 48876a3 |
hex | 31a7d2c |
52067628 has 18 divisors (see below), whose sum is σ = 131615484. Its totient is φ = 17355864.
The previous prime is 52067627. The next prime is 52067629. The reversal of 52067628 is 82676025.
52067628 is a `hidden beast` number, since 5 + 20 + 6 + 7 + 628 = 666.
It is an interprime number because it is at equal distance from previous prime (52067627) and next prime (52067629).
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×520676282 = 5422075771092768, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1446323 = 52067628 / (5 + 2 + 0 + 6 + 7 + 6 + 2 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 52067592 and 52067601.
It is not an unprimeable number, because it can be changed into a prime (52067623) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 723126 + ... + 723197.
Almost surely, 252067628 is an apocalyptic number.
It is an amenable number.
52067628 is an abundant number, since it is smaller than the sum of its proper divisors (79547856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52067628 is a wasteful number, since it uses less digits than its factorization.
52067628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1446333 (or 1446328 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 52067628 is about 7215.7901854198. The cubic root of 52067628 is about 373.4128547299.
The spelling of 52067628 in words is "fifty-two million, sixty-seven thousand, six hundred twenty-eight".
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