Base | Representation |
---|---|
bin | 10100100111110110111111 |
3 | 101011122211112 |
4 | 110213312333 |
5 | 2340444033 |
6 | 311512235 |
7 | 63644231 |
oct | 24476677 |
9 | 11148745 |
10 | 5406143 |
11 | 3062796 |
12 | 198867b |
13 | 1173902 |
14 | a0a251 |
15 | 71bc48 |
hex | 527dbf |
5406143 has 4 divisors (see below), whose sum is σ = 5424888. Its totient is φ = 5387400.
The previous prime is 5406139. The next prime is 5406197. The reversal of 5406143 is 3416045.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 5406143 - 22 = 5406139 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5406103) 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, 8933 + ... + 9518.
It is an arithmetic number, because the mean of its divisors is an integer number (1356222).
Almost surely, 25406143 is an apocalyptic number.
5406143 is a deficient number, since it is larger than the sum of its proper divisors (18745).
5406143 is a wasteful number, since it uses less digits than its factorization.
5406143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18744.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 5406143 is about 2325.1113951809. Note that the first 3 decimals coincide. The cubic root of 5406143 is about 175.5075659003.
The spelling of 5406143 in words is "five million, four hundred six thousand, one hundred forty-three".
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