Base | Representation |
---|---|
bin | 11101010000011… |
… | …11100100000101 |
3 | 122002211011101202 |
4 | 32220033210011 |
5 | 1000312234113 |
6 | 40204232245 |
7 | 6040060625 |
oct | 1650174405 |
9 | 562734352 |
10 | 245430533 |
11 | 1165a2657 |
12 | 6a23b685 |
13 | 3bb0288a |
14 | 2484a885 |
15 | 16830258 |
hex | ea0f905 |
245430533 has 2 divisors, whose sum is σ = 245430534. Its totient is φ = 245430532.
The previous prime is 245430517. The next prime is 245430557. The reversal of 245430533 is 335034542.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 177235969 + 68194564 = 13313^2 + 8258^2 .
It is a cyclic number.
It is not a de Polignac number, because 245430533 - 24 = 245430517 is a prime.
It is a super-2 number, since 2×2454305332 = 120472293057328178, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 245430496 and 245430505.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (245430233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122715266 + 122715267.
It is an arithmetic number, because the mean of its divisors is an integer number (122715267).
Almost surely, 2245430533 is an apocalyptic number.
It is an amenable number.
245430533 is a deficient number, since it is larger than the sum of its proper divisors (1).
245430533 is an equidigital number, since it uses as much as digits as its factorization.
245430533 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 21600, while the sum is 29.
The square root of 245430533 is about 15666.2226781059. Note that the first 3 decimals coincide. The cubic root of 245430533 is about 626.0987886230.
The spelling of 245430533 in words is "two hundred forty-five million, four hundred thirty thousand, five hundred thirty-three".
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