Base | Representation |
---|---|
bin | 100000001111001… |
… | …100001011001111 |
3 | 1101200201011202111 |
4 | 200033030023033 |
5 | 2101424243233 |
6 | 125400204451 |
7 | 16255113511 |
oct | 4017141317 |
9 | 1350634674 |
10 | 540852943 |
11 | 25832a904 |
12 | 131169727 |
13 | 88089c37 |
14 | 51b8bbb1 |
15 | 32737acd |
hex | 203cc2cf |
540852943 has 4 divisors (see below), whose sum is σ = 572667840. Its totient is φ = 509038048.
The previous prime is 540852931. The next prime is 540852953. The reversal of 540852943 is 349258045.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 349258045 = 5 ⋅69851609.
It is a cyclic number.
It is not a de Polignac number, because 540852943 - 229 = 3982031 is a prime.
It is a super-2 number, since 2×5408529432 = 585043811903522498, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 540852896 and 540852905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (540852953) 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, 15907423 + ... + 15907456.
It is an arithmetic number, because the mean of its divisors is an integer number (143166960).
Almost surely, 2540852943 is an apocalyptic number.
540852943 is a deficient number, since it is larger than the sum of its proper divisors (31814897).
540852943 is a wasteful number, since it uses less digits than its factorization.
540852943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31814896.
The product of its (nonzero) digits is 172800, while the sum is 40.
The square root of 540852943 is about 23256.2452472449. The cubic root of 540852943 is about 814.7538082339.
The spelling of 540852943 in words is "five hundred forty million, eight hundred fifty-two thousand, nine hundred forty-three".
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